从选项中选出适当答语，将其字母标号填在题前括号内。（15 分）
he have a sweater? A.do B.Do C.does
these are myand legs A.arm B.arms C.Arm
this you cap? A.is B.are C.am
This my mother. A.are B.is C.am
------- Do they go to the zoofoot? A.by B.on C.in
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