Pr3:

1, The chair has been already solt

2,The bridge have been built since 2000

3,Some pictures on the wall of the school have been drawn 

4,I have been sent a postcard

5, The road has been repaired by the workers already

Pr4:

1,A hospital will be built near here

2,A festival will be held in my home town

3,The news will be announced tomorrow

4,The highway will be completed in two months

5,The gate will be opened this afternoon

Pr5:

1,The exercise can be done quickly by him

2,This test must be finished right now

3,Their picture must be drawn themselves

4,A road will be built here

5,The passage should be completed carefully by her

Pr6:

1,Some comic books have been bought for her brother

Bài 3:

1. The chair has already been sold.

2. The bridge has been built since 2000.

3. Some pictures have been drawn on the wall of the school.

4. I have been sent a postcard.

5. The road has been repaired by the workers already.

Bài 4:

1. A hospital will be built near here.

2. A festival will be held in my hometown.

3. The news will be announced tomorrow.

4. The highway will be completed in two months.

5. The gate will be opened this afternoon.

Bài 5:

1. Exercise can be done quickly.

2. This test must be finished right now.

3. Their picture has to be drawn themselves.

4. A road is going to be built here.

5. The passage should be completed carefully.

Bài 6:

1. Some comic books have been bought by Lan for her brother.

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