5. The ladder came 　　　　(crash)through the window.

4. They lived in a well 　　　　(accommodate)hotel last night.

3. He was 　　　　(submerge)in debt.

2. The temperature has dropped to the　　　　 (freeze)point.

1. In China the needle treatment 　　　　(date)back ancient times.

2. The fault of the accident is 　　　　in the driver himself.

1. His spare time is 　　　　spent in playing computers.

2. This is a　 meeting between the two great leaders.

C. mainly/mostly

1. He likes reading 　　　　novels.

4. When can you 　　　　me for the work?

B. historic/historical