A.put on
B.have put on
C.putting on
D.putted on
第2题
A.18.63
B.25
C.20.28
D.31
第4题
A.President and both houses of Congress are all chosen in separate elections
B.The election of the Congress determines who will be elected president
C.The president appoints the members of Congress
D.They adopt first-past-the-post election system in election
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