题目内容
( )3 A: Are those chickens?
B:
a Yes, it is. b No. They're ducks.
( )4 A: Who’s that?
B:
a It's an apple. b That’s my sister Tina.
( )5 A: Is that your sister?
B:
a Yes, it is. b Yes, she is.
3b 4b 5b
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题目内容
( )3 A: Are those chickens?
B:
a Yes, it is. b No. They're ducks.
( )4 A: Who’s that?
B:
a It's an apple. b That’s my sister Tina.
( )5 A: Is that your sister?
B:
a Yes, it is. b Yes, she is.
3b 4b 5b