1.

In his speech he    to the help he had received from his friends.

2.

In the lunch break we    about our favourite television programmes.

3.

She    her ideas simply so that everyone could understand.

4.

I    that I was going on holiday, but I didn't give any details.

5.

He    on giving me a lift in his car, even though I wanted to walk.

6.

She    with her father all day, but he still wouldn't let her go to the party.

7.

He    about his rich and famous parents and the expensive presents they gave him.

8.

The students    to the large amount of homework the teacher gave them.

9.

Although she had    the problem with her doctor, she still felt worried.

10.

I have    to my neighbours several times about the noise they make late at night.