11.Our legs felt so heavy and cold that we thought they were ice.

10.Once she has made up her mind, nothing can change it.

9.She insisted that we find the source of the river.

a.The man who has it insists that it belongs to his family.

8.It was my sister who first had the idea to cycle along the Mekong River from where it begins to where it ends.

7.Although many Americans move a lot, they still recognize each other’s dialects.

6.However ,even on TV and the radio you will hear differences in the way people speak.

a.In 1770, the room was completed the way she wanted it.

5. I do want to change this situation.

a.As they were not cleverer than me, but did pass their exams.

4.I still find it hard to make good friends with them.

3.It was the first time in a year and a half that I had seen the night face to face.

2.I didn’t dare open a window.