10. "Whose bikes are these?" "They are _____."

A. the twins B. the twins' C. twins D. twin's

9. "Is Kate in Class One or in Class Two?" "___________."

A. Yes, she is B. No, she isn't

C. Yes, she is in Class Two D. She's in Class Two

8. This is Jim's kite, please ________.

A. give it to his B. give it for him

C. give it to him D. give it to he

7. "Who is _____ duty today?" "I am."

A. on B. in C. at D. of

6. "________ everyone here?" No, Han Meimei isn't here.

A. Are B. is C are D. Is

5. These are your clothes. Put ____ on, please.

A. they B. their C. them D. it

4. "Hi, Lucy, is Lily ________?" "Sorry, she isn't at home."

A. in B. at C. on D. of

3. "_________ is your brother?" "He's twelve."

A. How B. Who C. Which D. How old

2. "Is this ____ blouse?" "No, it isn't."

A. she B. hers C. her D. she's

1. Those are not Tom's balls. They are _______.

A. our B. ours C. we D. us