Cho 12,6 gam kim loại M hóa trị II tác dụng với dung dịch HCl dư thu được 5,04 lít H2 ở điều kiện tiêu chuẩn. Xác định kim loại M

các bạn ơi giải nhanh giúp mình với

Vẽ anime bùn Yc: Có chữ kí, vẽ giấy a4, chụp ảnh có chất lượng Nl: Song đã có Ly Long đã có Hà Kêm đã có Duy Jass đã có Yum Còn lại vẫn sương sương Mấy đứa chả có bồ Làm ơn, ai hốt tui giùm đi mà ;-;

Một mARN được tổng hợp từ dung dịch có chứa 80% adenin và 20% uraxin.Nếu các bazonito được phân bố ngẫu nhiên hãy xác định tỉ lệ phân bố các bộ 3 trên mARN trên

Exercise 5: Write sentences, using the words given 1. She/ often/ take/ paracetamol/ if/ she/ get / bad/ headache. __________________________________ 2. how many calories/ you/ bum/ do/ aerobics/ 2 hours? __________________________________ 3. getting/ enough/ sleep/ help/ students/ do/ their best/ the classroom. 4. Phong/ eat/ lots of/ junk food/ so/ he/ putting/ weight. _________________________________________________ 5. / exercise/ daily/ because/ I/ want/ stay/ healthy. _________________________________________________ 6. Sitting/ too/ close/ the TV/ hurt/ your eyes. ________________________________________________ Exercise 7: Read the passage and choose the correct answer Keeping tabs on your calorie intake is a great way to stay healthy and (1) __________ in shape. Calorie is a measurement of energy we get from eating food and it’s also a measurement of energy we use to do an activity. The number of calories you need daily (2) ________ depending on your age, gender, weight, height and lifestyle. There are various tools online which you can use to determine your recommended calorie intake. Remember to take note (3) ________ what you eat and drink (4) ________ you can adjust your diet. It’s also important to exercise regularly as it helps (5) _______ extra calorie. Besides having a balanced diet, it’s advised that you should eat more small meals instead of three big meals ones a day. 1. A. to be B. being C. to have been D. be 2. A. is varying B. varied C. varies D. will vary 3. A. for B. at C. of D. to 4. A. so B. as C. if D. or 5. A. take B. burn C. use D. run Exercise 8: Write the second sentence so that it has the same meaning to the first one. 1. Sue started to eat a low carb diet two years ago. → Sue has 2. Could you take me to the airport Friday morning? → Would you mind 3. How about going to the movies tonight? → Let’s 4. July stayed home from school yesterday because she had a high fever. → July had a high fever, 5. She eats fruits and veggies every day, but she keeps gaining weight. → Although 6. Mark’s gained 5 kilos since he quit smoking. → Mark’s put 7. Joana doesn’t eat much in order not to be overweight. → Joana doesn’t eat much because 8. It’s a good idea to do exercise regularly. → You ________________________________________________________________

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Part 1: Rewrite each sentence beginning as shown, so that the meaning remains the same. Example: He wrote the letter in two hours. It took him two hours to write the letter. 1. The keepers feed the lions at 3 pm every day. The lions ................................................................................................................................ 2. We got lost because we didn't have a map. If we ........................................................................................................................................ 3. I would prefer you to deliver the sofa on Friday. I would rather......................................................................................................................... 4. The bridge was so low that the bus couldn't go under it. It was ....................................................................................................................................... 5. That was a silly thing to say. What ........................................................................................................................................ 6. We've run out of tea. There........................................................................................................................................ 7. I last saw him when I was a student. I haven't .................................................................................................................................. 8. Susan was too excited to sleep. Susan was ............................................................................................................................... 9. Robert has not had a job for two years. Robert has been ..................................................................................................................... 10. She will complete the work only she is paid extra. She will not ........................................................................................................................ Part 2 Use the words in the brackets to combine the following sentences. 1. All the students love the principal. He is very kind. (because of) ................................................................................................................................. 2. I have forgotten the tickets. I’m sorry for it. (having) ................................................................................................................................ 3. I saw it with my own eyes. I believed it. (if) ................................................................................................................................ 4. The house at the end of the street has been sold. It has been empty for years. (which) ............................................................................................................................. 5. It's a pity he doesn't take the doctor's advice. (wish) ............................................................................................................................

PRACTICE TEST 2.2 GRADE 6 AD Exercise 1: Choose the correct answer 1. Please wake me ________ at 5 and we will leave at 6 in the morning. A. up B. on C. over D. in 2. Fruit tastes good ________ it’s healthy for your body. A. so B. but C. or D. and 3. In order to have good ____________, you should eat lightly and laugh cheerfully. A. spirit B. body C. health D. mood 4. I forgot to wear a sun hat today and I got a__________________. A. backache B. headache C. stomachache D. earache 5. Watching too much television is not good _____________ your eyes. A. at B. for C. with D. to 6. He eats a lot of burger and chips so he’s putting on_____________. A. weigh B. weightless C. weight D. weighting 7. The Japanese eat a lot of fish instead of meat______________they are more healthy. A. although B. so C. but D. because 8. You can avoid some diseases by ___________ yourself clean. A. looking B. bringing C. keeping D. taking 9. When you have a temperature, you should drink more water and rest ___________. A. least B. less C. most D. more 10. When you have flu, you may have a cough and a ___________ nose. A. following B. noisy C. runny D. runing Exercise 2: Write the correct form or tense of the verbs in brackets 1. She ______________ (have) a sore throat, and she ______________ (cough) terribly now. 2. You should try ______________ (exercise) a couple times a week. 3. He keeps ______________ (sneeze), so I think he’s got a cold. 4. What ______________ (you/ do) tomorrow evening? 5. My mother doesn’t like ______________(eat) fast food. Exercise 3: Supply the correct form of the words in brackets 1. ______________ can increase the risk of heart disease and diabetes. (obese) 2. I’m ______________ to shellfish, so I can’t eat lobster and shrimp. (allergy) 3. I got ______________ during my beach vacation. (sunburn) 4. The Japanese eat ______________, so they have high life expectancy. (health) 5. Drinking unclean water can cause ______________. (sick) 6. My uncle is a ______________. He doesn’t eat meat or fish. (vegetable) Exercise 4: Choose the word which best fits each gap. Breakfast is the (1) ______ important meal of the day. It provides the nutrients your body needs for good health, the calories it needs for (2) ______ and helps to maintain your blood sugar level. Studies have shown that people who don’t have breakfast have a low blood sugar level and are often slow, tired, hungry and (3) ______ to concentrate. Surprisingly, breakfast actually plays a part in weight control. It's easier to (4) ______ weight if you eat in the morning rather than later in the day. Dividing the day’s calories (5) ______ three meals helps take off weight more efficiently than (6) ______ breakfast and having two larger meals a day does. 1. A. healthy B. tasty C. main D. most 2. A. strength B. power C. energy D. effort 3. A. able B. enable C. unable D. capable 4. A. lose B. put C. gain D. drop 5. A. in B. into C. up D. for 6. A. skipping B. making C. buying D. serving

Giúp tôi với ạ bài f này rất khó ??????????????

“Nước sông Jordan chảy vào biển Chết. Biển Chết đón nhận và giữ lại riêng cho mình mà không chia sẻ nên nước trong biển Chết mặn chát. Biển hồ Galilê cũng đón nhận nguồn nước từ sông Jordan rồi từ đó tràn qua các hồ nhỏ và sông lạch, nhờ vậy mà nước trong biển hồ này luôn sạch, mang lại sự sống cho cây cối, muông thú, con người. Một định lý trong cuộc sống mà ai cũng đồng tình: một ánh lửa sẻ chia là một ánh lửa lan tỏa…” (Quà tặng cuộc sống – Nhà xuất bản Tuổi trẻ) Câu 1: (0,5 điểm) Nêu phương thức biểu đạt chính của đoạn trích trên? Câu 2: (1 điểm) Em hiểu như thế nào về định lý mà tác giả đưa ra?