Tìm và sửa lỗi sai:

a) Since this is the first time you own -> have owned a computer, do you mind if I give you some advices?

b) There are notices showing arrivals and departs -> departures of train.

chuyển câu chủ động thành câu bị động:

1.they can't make tea with cold water

-> Tea can't be made with cold water.

2.the chief engineer was instructing all the worker of the plant

-> All the workers of the plant was being instructed by the chief engineer.

3.somebody has taken some of my books away

-> Some of my books have been taken away.

1. Were the painting genuine, it (be)...would....worth thousands of pounds

2. The teller (make) was made (lie)...........to lie..........down on the floor

3. Jimmy was pleased (admit)....to be admitted...to the college

1. Mary rang hours and hours

->It is hours and hours since Mary rang.

2.which speed did he drive at on the high way last night ?

->How fast did he drive on the high way last night?