Viết lại câu

I had expected the weather to be worse

-->The weather_____

Mỗi câu sau chứa một lỗi sai. Tìm và sửa chúng.

1. I haven’t cutted my hair since last June.

_________cutted--> cut_____________________

2. She has not working as a teacher for almost 5 years.

___________working --> worked___________________

3. The lesson haven’t started yet.

__________haven't --> hasn't____________________

4. Has the cat eat yet?

____________eat ---> eaten__________________

5. I am worried that I still hasn’t finished my homework yet.

_____________hasn't --> haven't_________________.

7. He has been at his computer since seven hours.

_______since --> for_______________________

8. She hasn’t received any good news since a long time.

_________since --> for_____________________

9.My father hasn’t played any sport for last year.

_______________for --> since_______________

10. I’d better have a shower. I hasn’t hadone since Thursday.

_________have ---> to have_____________________

when did you buy this car

" Garbage is one of the most serious problems facing every local authority nowadays". In about 150-180 words, write a text to tell about this problem in your neighbourhood and suggest some suggest some solutions to help solve this problem

Một cần cẩu nhỏ khi hoạt động với công suất 3000W thì nâng được 1 vật nặng 3000 W thì nâng được 1 vật nặng 300kg lên đều đến độ cao 12m trong 18 giây.

a.Tính công mà máy đã thực hiện trong thời gian nâng vật

b.Tính hiệu suất của máy trong quá trình làm việc