四、选择正确的答案，将其序号填在题前的括号里。

(   )1.It's 10 o'clock. It's time ____ go to school.      A. to        B. for       C. of

(   )2.Look at the clock, what ____ is it?         A. class      B. time       C. can

(   )3.It's 9:45. It's time ____ music class.         A. to        B. for        C. of

(   )4.It's cold ____ Beijing.                  A. on          B. in         C. at

(   )5.Can I wear my T-shirt?_____

A. No, you can't.       B. Yes, you can't.      C. No, you can.

(   )6. Is this your T-shirt? ______.

A. Yes, it is.     B. No, they aren’t.     C. Yes, they are.

(   )7. Are those your shorts?_____.

A. Yes, it is.     B. No, it isn’t.      C. No, they aren’t.

(   )8. My coat ____ old.            A. am     B. is      C. are

(   )9. His shoes_____ new.         A. am      B. is      C. are

(   )10. Whose is this? It’s_____.     A. my father     B. Sarah’s     C. fathers

(   )11. Can____ help you?          A. I    B. my     C. me

(   )12. How much____ that  skirt?     A. am     B. is     C. are

(   )13. Are they nice? Yes, _____.      A. it is     B. they are      C. I am

(   )14. How much ____ the yellow shoes?     A. am      B. is      C. are

(   )15. They _____ too expensive.      A. am      B. is      c. are

(   )16. It’s _____ today. Put on your coat.     A. hot     B. sunny      C. cold