1. Nam was playing with toy cars. Suddenly, his mother came in.

--> While Nam was playing with toy cars, his mother came in.

2. It's difficult to follow your directions

--> Your directions are not easy to follow, are they ?

3. In Britain, the milkman brings bottles of milk to houses every morning

--> In Britains, bottles of milk are brought to houses by the milkman every morning

4. "I'm studying English a lot at the moment", Mai said.

--> Mai said she was studying English a lot at the moment

5. This is the first time Tim has visited Ha Long Bay

--> It is the first time Tim has visited Ha Long Bay

Chúc bạn học tốt!!!

1. While Nam was playing, his mother came in.

2. Your directions are not easy to follow.

3. In Britains, bottles of milk are brought  to houses every morning.

4. Maid said she was studying English a lot then.

5. Tim has never visited Ha Long Bay.