Ex 1

2. The girl who won the race is happy.

3. The student who sits next to me is from China.

4. The student that sit in the front row are from China.

5. We are studying sentences which contain adjectivw clauses.

6. I am using a sentences which contains an adjectivw clauses.

7. Algebra problems contain letters that stand for unknown numbers.

8. The taxi driver who took me to the airport was friendly.

Ex 3

1. The meeting that i went to was interesting. 

2. The man whom I talked to yesterday was very kind.

3. I must thank the people whom i got a present from.

4. The picture which she is looking at was beautiful.

5. The man whose I was telling you about is standing over there.

@mien

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Ex 1

2. The girl who won the race is happy.

3. The student who sits next to me is from China.

4. The student that sit in the front row are from China.

5. We are studying sentences which contain adjectivw clauses.

6. I am using a sentences which contains an adjectivw clauses.

7. Algebra problems contain letters that stand for unknown numbers.

8. The taxi driver who took me to the airport was friendly.

Ex 3

1. The meeting that i went to was interesting. 

2. The man whom I talked to yesterday was very kind.

3. I must thank the people whom i got a present from.

4. The picture which she is looking at was beautiful.

5. The man whose I was telling you about is standing over there.