6. Two students plant (种植) trees along the road.

   A. hundred;hundred of

   B. hundreds;hundreds of

   C. hundreds of;hundred

   D. hundred;hundreds of

5. — is it from here to the Great Wall?

—About five kilometers.

   A. How long   B. How far

   C. How often   D. How many

4. —Have a good day at school.

—. 

   A. That's OK   B. Thank you

   C. No,thanks   D. Yes,good

3. It usually me half an hour my homework.

   A. take;to do   B. takes;do

   C. take;do   D. takes;to do

2. — does it take?

—About twenty minutes on a bike.

   A. How   B. How far

   C. How long   D. How often

I. 单项选择

1. — are you going to Shenzhen?

—By plane.

A. What   B. How   C. Where   D. When

5. His grandmother is (九十) years old and she is very healthy.

4. There are (六十) students in my class.

3. My mother likes to exercise e day.

2. He often goes to Shanghai by t .