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violet1982
2 năm trước
Cho m g Zn vào dung dịch HCL sau khi phản ứng hoàn toàn thì khối lượng dung dịch tăng lên 13,6 g với ban đầu. Tính m và thể tích H2 bay lên ở đktc
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III. Choose the word or phrase that best fits the blank space in the following passage. Either boys or girls, usually aged from seven to ten, play the two-person game of Mandarins Box. They draw a rectangle on the ground and (1) it into ten small squares called rice fields or fish ponds. They also draw two additional semi-circular boxes at the two (2) of therectangle, which are called mandarins boxes the games name, each person has 25 small pebbles and a bigger stone. Each player places the stone in one of the mandarins boxes and five small pebbles in each of the other squares. Then the game begins. The first player takes up the contents of one square onhis or her side of the board, but not a mandarins box and distributes the pebbles one by one, (3) with the text square in (4) direction. Since each square contains five pebbles at the beginning, the first move will distribute five pebbles to the left or right. After the last pebble is distributed, the player takes the contents of the following square and repeats the distribution (5) . But if the following square is one of the mandarins boxes, the turn ends and passes to the other player. If the last pebble falls into a square that precedes one empty square, the player wins all the contents of the square following the empty square and (6) these pebbles from the board. However, if there are two or more empty squares in a row, the player (7) his or her turn. Once a player has taken pebbles from the board, the turn is (8) to the other player. If all five squares on one players side of the board are emptied at any time, that player must place one pebble he or she has aside back in each of the five squares so that the game can resume. The game (9) until the two mandarins boxes both been (10) . At the end of the game, the player with more pebbles wins, with each of the large stones counting as ten points. 1. A. divide B. share C. separate D. leave 2. A. aims B. ends C. small points D. stops 3. A. start B. starting C. start D. having started 4. A. no B. all C. either D. both 5. A. action B. method C. change D. process 6. A. ends B. disappears C. leaves D. removes 7. A. loses B. succeeds C. fails D. wins 8. A. gone B. made C. handed D. rewarded 9. A. starts B. pauses C. stops D. continues 10. A. held B. taken C. moved D. accepted G. WRITING I. Write sentences beginning I wish... 1. I dont know many people in the town. I wish I knew many people in the town. 2. It would be nice to be able to fly a plane. 3. Its a shame I dont have a key. 4. Ann isnt here and I need to see her. 5. I dont like being so short. 6. Unfortunately, I have to work tomorrow. 7. Dont shout all the time. Its so annoying. 8. Im sorry I cant go to the party. 9. Id like to get access to the Internet, but I dont have a computer. 10. Its a pity the weather isnt better today. II. Look at the information about Jane. Make sentences with used to and didnt use to. Five years ago Today Im a hotel receptionist. Ive got a lot of friends. I never read newspapers. I travel a lot. I play volleyball. I dont love cooking. I wear make-up. I dont drink tea. I work in a bookshop. I dont know many people. I read newspapers every day. I dont go away much. I play badminton. I like to cook Chinese dishes. I wear no make-up at all. Teas great! I like it. Jane used to be a hotel receptionist, but now she works in a bookshop. 1. 2. 3. 4. 5. 6. 7. III. Rewrite the following sentences based on the words given. 1.My sister and I talked with each other a lot when we were young, but now we don’t. → (used) 2. They often visited us at weekends, but they are now too busy to make it. → (used) 3.I live in a noisy city and I don’t like that. → (wish) 4. I like to fly a kite, but I don’t know where to play it in this crowded city. → (wish) 5. It is good for parents and children to have dinner together everyday, but my father always comes home late. → (wish)

F. READING I. Read the passage. Choose the most suitable word to fill in the blank. Designated a UNESCO World Heritage site (1) _______ 2003, the remarkable Phong Nha-Ke Bang National Park contains the oldest mountains in Asia, formed approximately 400 (2) ________ years ago. Riddled with hundreds of cave systems - many of extraordinary scale and length - and spectacular (3) _______ rivers, Phong Nha is a speleologists heaven on the Earth. The Phong Nha region is changing fast. Son Trach village (population 3000) is the main centre, with an ATM, a growing range (4) _______ accommodation and eating options, and improving transport links with other parts of central Vietnam. The caves are the regions absolute highlights, but the above-ground (5) ______ of forest trekking, the areas war history, and rural mountain biking mean it deserves astay of around three days. 1. A. by B. on C. in D. from 2. A. millions B. million C. milions D. milion 3. A. underground B. under C. submarine D. underwater 4. A. of B. in C. on D. under 5. A. attraction B. attractions C. seeing D. seeings II. Read the passage and answer the questions. My grandmother is more than ninety years old, which makes her the oldest person in the whole family. Despite her old age, her memory is still fresh. She always tells us that many things were different when she was young. My grandma used to begin her day very early. She used to start a day at 4 . oclock while everybody was still in beds. She used to do all the housework by herself. She used to make clothes for her children and as for her outdoor work, she used to raise chickens and sheep. She also used to help the males to grow vegetables. There didnt use to be many pastime activities. Her hobby used to be listening to the radio. In the evening all the family used to sit by the fire in the sitting room where all the family gathered at night to tell tales or discuss family matters as weddings, harvest time or to assign the next days work. When a member of the family was ill, she used to show him which herbs to use. She collected them from the near forest or from the mountain. My grandma used to , know so many effective methods to cure illnesses. * Questions: 1. How is the memory of the writers grandmother? _____________________________________________________________ 2. What time did she use to start her day? _____________________________________________________________ 3. What did she use to do in her pastimes? _____________________________________________________________ 4. Where did her family use to sit in the evening? _____________________________________________________________ 5. What did she usually do when a member of the family was ill? _____________________________________________________________

II. Give the correct form of the following verbs. 1.I wish I (live) _________________ near my school. 2.I wish I (know) ____________________ her address. 3.I wish I (be ) ___________ taller. 4. I wish I (meet) _______________ her now. 5.I wish he (not live) _____________ here. 6.I wish I ( be ) _____________ a doctor when I grow up. 7.They wish it ( not rain) _________________ tomorrow. 8.If only we (not have ) _____________ a test next Tuesday. 9.I wish it (be) _____________ fine on the party next week 10. I wish tomorrow (be) _________________ a beautiful day. III. Put the verb info the correct form. 1. Andy wished that he (can) think of a way of helping. 2. The teacher wish that her students (pay) more attention to the lessons. 3. I wish you (not live) so far away. 4. I wish Dam Sen Water Park (be) near my house. 5. He wishes he (drive) a Lamborghini in Paris. 6. I just wish that everything (can) be as it used to be. 7. Dont you ever wish you (have) someone to share your troubles with? 8. I wish I (eat) Spanish food in Barcelona. 9. I wish I (know) how to use a computer. 10. These seats are very uncomfortable. I wish we (travel) first class. E. CORRECTION I. Find ONE mistake in each of the following sentences and correct it. 1. By mistake the candidate wrote all her answers on pencil despite the instructions. A B C D 2. Theyd pulled the registry office out, which then left an open space. A B C D 3. A lot of modern art is showing at the exhibition which lasts until next Monday. A B C D 4. The new manager wondered if to adopt a new technology from their partner in the UK. A B C D 5. If you have a lot of information about the different universities you can make a more A B C informative decision. D 6. Based on computer statistics, what is the less greatest profession in the world? A B C D 7. Despite they said construction was completed, there were builders working on the hotel A B C When we arrived. D 8. Do you think the Harry Potter films are by far better than the books? A B C D 9. She said that she doesnt want to see any of them and asked them to go away. A B C D 10. Tom managed to convince Mary to make the laundry for him. A B C D II. Find and correct the mistake. 1. Lynn wishes she had a bigger apartment and can buy a car. 2. As soon as the alarm clock rang, she woke up and was getting out of bed. 3. I havent heard from the Maria since a long time. 4. What do you use to do when you felt afraid? 5. Mary was drying the dishes when she was dropping the plates. 6. When I introduced Tom to Bob, they were shaking hands. 7. When she looked out of the window, she saw some boys and girls play in the yard. 8. He let the letter failing onto the floor. 9. Todays children no longer engage with the nature world. 10. Alex said he will ask his grandparents about their old days.

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