I.

1. ask ( ko có dấu hiệu thì chia hiện tại cho chắc)

2. Do you drive ( có when ở hiện tại thì chia hiện tại đơn luôn)

3. start

4. is washing

5. didn't watch

6. didn't start

7. did they buy

8. Did you find

9. doesn't get up

--

II. (-) : phủ định, negative; (?): nghi vấn, questions

1.  

(-) You don't drive very fast
(?) Do your drive very fast ?

2.

(-) The garden didn't look lovely last spring
(?) Did the garden looked lovely last spring?

3.

(-) We didn't have a nice time last holiday
(?) Did we have a nice time last holiday? ( có thể thay "we" thành "they" )

4.

(-) I didn't visit my grandparents last month

(?) Did you visit your grandparents last month? ( hoặc tự hỏi :)) : Did I visit my grandparents last month?)
dạng tự hỏi thì thường quên nên bạn dùng ko sao đâu :))
Chúc bạn học tốt!

I.

1.→Ask

2.→Do you drive

3.→Start

4.→Is washing

5.→Didn't watch

6→Doesn't start

7.→When did thay buy

8.→Did you find

9.→Doesn't get up

II.

1.(-)You don't drive very fast.
   (?)Do you drive very fast ?

2.(-)The garden didn't look lovely last spring.
   (?)Did the garden looked lovely last spring ?

3.(-)We didn't have a nice time last holiday.
   (?)Did we have a nice time last holiday ?

4.(-)I didn't visit my grandparents last month.

   (?)Did you visit your grandparents last month ? 

chúc bạn học tốt!!!!!