Chủ đề:
Đề kiểm tra 1 tiết Cấu tạo chất hữu cơ-Metan-Etilen-Axetilen: Đề 1Câu hỏi:
Đốt cháy hoàn toàn 22,4 lít gồm CH4 và H2 thu được 32,4g H20.
Tính thể tích Co2 thu được (đktc)và thể tích không khí cần dùng biết oxi chiếm 1/5 thể tích không khí
Combine the sentences using appropriate relative pronouns:
1. This morning I missed the train. I usually catch this train.
2. I met Mary. She asked me to give you this.
3. This is my neighbor. Her children are lovely.
4. Jack was the goalkeeper. His injuries were not serious.
5. I gave you the book. It had many interesting drawings.
6. I am reading a book at the moment. It is interesting.
7. I’ve lived in Ha Noi. It’s a very ancient and beautiful city.
8. These cakes are very delicious. I bought them yesterday.
9. They are singing a song. Do you like it?
10. This is a story of a man. His wife suddenly loses her memory.
11. I was waiting for a man. He didn’t turn up.
12. This is the house. I was born there.
13. A building has now been rebuilt. It was destroy in the fire.
14. A girl is now in hospital. She was injured in the accident.
15. A bomb caused a lot of damage. It went off this morning.
Rewrite the following sentences in such a way that they mean almost the same as those printed before
1. Tom was lazy, so he failed the exam.
-Because Tom
2. Let’s decorate the house for Tet.
-I suggest
3. Why don’t we speak English in class?
-I suggest that
4. They are good teachers of Math.
-They teach
5. Shall we go the movies tonight?
-What about ?