同学们去郊外的农场参观, 热情的农民伯伯接待了他们, 大家都收获不小。选一选, 补全对话。
A．Can I try some?
B．Oh, this farm is so big． Are they potatoes?
C．Thanks．Yum．
D．Yes, they are．
E．Yes, and the tomatoes are big, too．
Mike:____
Farmer: No, they aren't．They're tomatoes．
Sarah: Are they carrots?
Farmer:____
Mike: Look at the apples．They are so big．
Farmer:____．
John:____．
Farmer: OK．
John:____
