{01}Scientist are not sure about the ___________ of water on the Mars.
A.occupation
B.existence
C.demand
D.treasure
解析:词义辨析。occupation 职业,占有;existence存在,生存;demand要求,需要;treasure财富,财宝。句意:关于火星上水的存在科学家们不确定。选B。 本题选B。 {02}James took the magazines off the little table to make_______for the television.
A.room
B.area
C.field
D.position
解析:“James把桌子上的杂志拿走给电视腾空。”make room for “给...腾空”,答案A。 本题选A。
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