一．     单选

1. -- _____ do you usually go to school?    --- By bus.

A. Where   B. How    C. Which    D. What

2. It ____the Chinese people eight years to build the Three Gorges Dam(三峡大坝).

A. spends   B. costs    C. paid     D. took

3. _____ of my parents are good at English.

A. all      B. Either    C. Both    D. None

4. They decide to go to work ______ every day.

A. by bike   B. on feet   C. by bus   D. in car

5. - ______ is it form here? – Only half an hour’s ride.

A. How far    B. How long   C. How soon   D. How much