1 people planted the trees along the streets yesterday
=> the trees were planted along the streets yesterday
2 the man is my uncle . he is playing chess with you
=> the man who is playing chess with you is my uncle
3 'are you going to clean your house this weekend', she said to me
=> she asked me if I was going to clean my house that weekend
4 the last time my brother played tennis was in 1990
=> my brother hasn't played tennis since 1990