三、给下列句子选择合适的答语。
(
D
)1. Whose toys are these? A. No,my ball is blue.
(
C
)2. Whose robot is this? B. Yes,this is my favourite doll.
(
B
)3. Is this your doll? C. It isn't mine. My robot is green.
(
E
)4. Are those your toy cars? D. They're ours.
(
A
)5. Is this your ball? E. Yes,they are.