Bài 4.Trong câu “ Nam đang học lớp 5. Hùng cũng vậy.” a. Là câu có đại từ thay thế cho động từ. b. Là câu có đại từ thay thế cho danh từ c. Là câu có đại từ thay thế cho cụm động từ.

Giúp mk câu c nha. Hứa sẽ vote 5 sao

Câu 1:tính : a, (15x^7+40x^5+35x^3-100x^9):5x^3 b, (x^3+4x^2+3x+12)×4x+4

1. If you (find) ......................... a wallet in the street, what (you/do) ......................... with it? 2. I must hurry. My friend (be) ......................... annoyed if I (not be) ......................... in time. 3. If I (be) ......................... a bird, I (not like) ......................... to live my whole life in a cage. 4. I didn’t realized that Gary was in the hospital. If I (know) ......................... he was in hospital, I (go) ......................... to visit him. 5. If you (pour) ......................... oil on water, it (float) ......................... 6. If the phone ( ring) ........................., can you answer it? 7. If I (have) ......................... wings, I (not have to) ......................... take an airplane to fly home. 8. Ken got to the station in time to catch his train. If he (miss)......................... it, he (be) ......................... late for his interview. 9. This soup isn't very good. It (taste) ......................... better if it (not be) ......................... so salty. 10. Unfortunately, I didn't have my address book with me when I was in New York. If (have) ......................... your address, I (send) ......................... you a postcard. 11. I think there are too many cars. If there (not be) ......................... so many cars, there (not/ be) ......................... so much pollution. 12. A: I think I left my watch at your house. Have you seen it? B: No, but I'll have a look. If I (find)......................... it, I (tell) ......................... you. 13. Mark and Carol are expecting us. They (be) ......................... disappointed if we (not/ come) .......................... 14. The accident was your fault. If you (drive)......................... more carefully, it (not happen) .......................... 15. A: Why do you read newspapers? B: Well, if I (not read) ......................... newspapers, I (not know) ......................... what was happening in the world. 16. If you (have) ......................... enough money to go anywhere in the world, where (you/ go) .........................? 17. This box has got to be in Chicago tomorrow. I'm sure if I (send) ......................... it today by express mail, it (arrive) ......................... in time. 18. People(be) ......................... able to fly if they (have) ......................... feathers instead of hair.

Bài 2 (2đ) Điền số thích hợp vào chỗ chấm: a. 9km 78m =.................m b. 5m2 64dm2 =...............dm2 c. 5 kg 23 g = ................kg d. 231 ha = ................ km2 e. 0,22 m3 = ………. dm3 f. 5m2 4dm2 =...............m2

Giúp mình với !!! Giúp mình với !!!

Hãy lựa chọn một cảnh của sân trường trong giờ ra chơi ấy để viết thành một đoạn văn miêu tả?

Biết 10 lít cát có 15kg a) Tính thể tích của 2 tấn cát b) Tính trọng lượng của 1 đống cát 6m khối

neu biet giai ,thi giải giúp minh

II. Give the correct form of the following verbs: 1. Lang Lieu couldn’t buy any special food because he ( be)____________ very poor. 2. When I came, his family (have) ___________ dinner around a big dining table. 3. Children should(take)__________ things from adults with both hands. 4. She fancies (read)___________ books to the young children. 5.we (not finish)_____________________ our homework yet. PART B: READING I. Read and complete the passage with words in the box. breakfast – study – at – learning – English Tom is going to spend a year in China soon, he’ll ...(1)… Chinese language and History at the university, he’ll live in the university, he’ll share the room with a Chinese student. Days start very early so he’ll have to get up at about six o’clock, he’ll have …(2)… at about six thirty. His classes will be in both …(3)… and Chinese, and they’ll begin at seven thirty. Lunch is …(4)… twelve and then there’s a rest until three. He’ll continue …(5)… until six. After that he’ll come back his room in the university. He thinks it’ll be difficult for him but he likes the course.