题目内容
(请给出正确答案)
[主观题]
It’s _________ for many people to learn English well if they w ork hard.A.impossibleB.
It’s _________ for many people to learn English well if they w ork hard.
A.impossible
B.important
C.clever
D.possible
答案
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It’s _________ for many people to learn English well if they w ork hard.
A.impossible
B.important
C.clever
D.possible
第3题
采煤工作面风流速度最低不得低于()。
A.O.15 m/s
B.O.25 m/s
C.4.0 m/s