单项选择：1.Come（ Mr kangaroo!A.in B.at C.on 2.The monkeys are( ).A.flying B.swinging
C.reading books
还有两题单项选择：—Can I speak to Zhang Peng？—Hold （ please.A.on B.in C.at
-----Can they clinb trees?----_______.A.No,they can't B.They're running C.Yes,they are