一、 选择能填入空白处的最佳答案。（20分）
1. My father kept on although he was tired.
A. work B. works C. working D. to work
2. I used to to school, but now I am used to to school by bike.
A. walking；go B. walk；go C. walking；going D. walk；going
3. The driver expected them off the bus with her at the next station.
A. to get B. get C. getting D. to getting
4. I’d like the old people some housework.
A. help；do B. to help；doing C. helping；doing D. to help；do
5. My best friend is than I.
