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【单选题】
蓄电池放电程度可用密度计来检查，电解液相对密度每下降0.01，就相当于蓄电池放电()。A.
2%
B.
4%
C.
6%
D.
8%
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举一反三
【单选题】Daming likes cars. He enjoys _____ models cars of all kinds.
A.
making
B.
make
C.
to make
D.
made
【单选题】--- Tom likes English very much, __________? --- Yes, he does.
A.
doesn't Tom
B.
doesn't he
C.
does he
D.
is he
【单选题】Tom likes to play _____ football but Jim likes to play_____ piano. [ ]
A.
a, a
B.
the, he
C.
the, /
D.
/, the
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