1. Our school year starts ______ September.

A. on   B. at   C. in   D. for

2. The train leaves ______ 8:45 AM sharp.

A. on   B. at   C. in   D. by

3. We are going to have a party ______ Saturday night.

A. in   B. at   C. on   D. since

4. I love watching the stars ______ night.

A. at   B. in   C. on   D. during

5. Flowers bloom beautifully ______ spring.

A. at   B. in   C. on   D. for

6. Is there any milk ______ the fridge?

A. on   B. at   C. in   D. over

7. He is standing ______ the bus stop.

A. in   B. on   C. at   D. under

8. Don't put your feet ______ the table!

A. in   B. on   C. at   D. between

9. Your shoes are ______ the bed.

A. under   B. in   C. at   D. between

10. I sit ______ Lan and Hoa in class.

A. among   B. at   C. between   D. on