Câu 20: Theo em các cuộc kháng chiến, khởi nghĩa chống ngoại xâm của nhân dân ta từ thế kỉ X đến thế kỉ XV thắng lợi là do những nguyên nhân chủ yếu nào? Trên cơ sở đó, em hãy rút ra những bài học kinh nghiệm cho công cuộc bảo vệ tổ quốc hiện nay.

Từ bài thơ Mây và sóng của nhà thơ ta go em rút ra bài học gì cho bản thân

I. PRONUNCIATION Exercise 1: Choose the word whose underlined part is pronounced differently from the others. 1. A. fertilizer B. disaster C. diversity D. environment 2. A. atmosphere B. ecosystem C. erosion D. enrol 3 A. image B. sewage C. manage D. engage 4. A. aquatic B. contamination C. catastrophe D. atmosphere Exercise 2: Choose the word whose stress pattern is different from that of the others. 1. A. disappear B. environment C. contaminate D. renewable 2. A. evaporate B. disaster C. poisonous D.diversity 3. A. environmentalist B. substainable C. urbanization D. biological 4. A. endangered B. habitat C. detergent D. extinction II. VOCABULARY AND GRAMMAR Choose the best answer which best fits each space in each sentence. 1 …………… can cause stress and psychological and health problems for humans such as increased heart rate and hearing damage. A. water pollution B. air pollution C. noise pollution D. soil pollution 2. Do you know how to do waste… ? A. separation B. division C. selection D. option 3. I wondered… the right thing. A. if I am doing B. was I doing C. am I doing D. whether I was doing 4. Julia said that she… there at noon. A. is going to be B. was going to be C. will be D. can be 5. Coastal cities often dump their… wastes into the sea. A. recycled B. untreated C. reused D. reduced 6. The rocks have… away over time. A. eroded B. evolved C. exhausted D. exposed 7. Animals are dying… far more often than you might think. A. from B. out C. for D. of 8. A……………energy system converts the energy found in sunlight, wind, falling water, waves, geothermal heat, or biomass. A. renewable B. non-renewable C. reusable D. released 9. used water, comes from factories and households. A. Sewage B. Emission C. Detergents D. Poison 10. The… is the rise in temperature caused by gases in the atmosphere. A. climate change B. greenhouse effect C. global warming D. deforestation III. WORD FORM Use the word given in capitals at the end of each line to form a word that fits in the space in the same line. There is an example at the beginning (0). An accurate (0) prediction of the weather used to (1) …………… be a case of intelligent estimates that (2) …………… turned out to be wrong. Now the (3) of weather forecasters has improved and there is a (4) …………… for them to be taken more seriously. (5) …………… in the weather caused by (6) …………… and global warming have worrying (7)…………… , though. The weather has become (8)…………… with cold days in summer and hot days in winter. These (9)… in the temperature act as a (10) from other world problems such as war but this makes them no less of concern. PREDICT PRIMARY CONSIST REPUTE TEND DISTURB POLLUTE IMPLICATE PREDICT VARY DISTRACT

tình hình môi trường của nước ta hiện nay viết một bài văn nghị luận về môi trường nước ta

Phân tích đa thức thành nhân tử: 250x 4 +54x

1. I didn't believe them at first but in fact everything .......... was true A. they said B. that they said to C. what they said D. to which thay said 2. Do you have the book ......... the teacher ? A. that is belongs to B. to which belongs to C. to which belongs D. that belongs to 3. York, .......... last year, is a nice old city A. I visited B. that I visited C. which I visited D. whom I visited 4. Neil Amstrong, the first person .......... on the moon, reported that the surface was fine and powdery. A. that set foot B. set foot C. setting foot D. to set foot 5. Thanksgiving is a time......... everyone eats turkey in America. A. at that time B. when C. that D. b and c Giải thích đầy đủ

VI. Read the passage and answer the questions. (1.0 point) The two children have been in London. They were surprised at the crowds everywhere. They decided to travel on the tube railway. They found that they had to be quick and get on the train or it would go off without them. One day they went to Hyde Park and walked along on the grass to Kensington Gardens in bright autumn sunshine. This was different from the crowded streets, and Mary said that it was like being back home. The leaves of the great trees were turning red, brown and yellow, birds were flying about, there were lots of flowers and ducks swimming about on the Round Pond. Only the noise from the street in the distance reminded them of the town. 1. Where have the children been? .............................................................................................................................. 2. What made them surprised? .............................................................................................................................. 3. What did they decide to do? .............................................................................................................................. 4. Where did they go one day? .............................................................................................................................. 5. In which season did they go there? ..............................................................................................................................

Giải giúp em vs ạ cảm ơn mấy ah nhiu a

V. Read the text and choose the correct answer A, B, C or D for each of the gap.(1.0 point) Always maintain a queue while waiting (1) ………a bus. Never stand on queue on the middle of the road. At the time of boarding a bus do not try to run or chase the bus. Once you are inside the bus, (2) ………….a seat and hold firmly on the handrail if you are standing. Never try to (3) …………an overcrowded bus. Avoid (4) …………inside of a bus because your high-pitch noise may distract the attention of the driver and it could lead to a major (5) …………accident. 1. A. for B. to C. on D. in 2. A. hold B. sit C. take D. find 3. A. choose B. go C. wait D. broad 4. A. shout B. shouting C. to shout D. shouts 5. A. road B. way C. path D. street

IV. Write the correct form of each verb in brackets to complete the following sentences. (1.0 point) 1. What you (do) ……………….when you graduate from the university? 2. His English ( improve)………………..greatly since he moved to Australia. 3. She (buy) ………………….a lot of souvenirs last summer vacation. 4. My mother (cook) …………………in the kitchen at the moment. 5. I am not hungry. I (not want) ………………….any rice.