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【单选题】
由于低碳钢( )适中,在点焊时需要的焊机功率不大。A.
含碳量
B.
导热率
C.
塑性
D.
电阻率
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【简答题】You’d better take an umbrella with you in case it rains tomorrow.翻译
【单选题】You'd better take an umbrella with you it rains.
A.
for
B.
in spite of
C.
in case
D.
unless
【单选题】Take an umbrella when yougo to Guangzhoubecause it rains _____ there.
A.
many times
B.
frequently
C.
over again
D.
enough
【简答题】Take an umbrella; it ____(rain).
【简答题】选择合适的单词填空 1. You (can, must, need) not take an umbrella it is not likely to rain. 2. “Have you sent the telegram?” “No, but I (should, must, ought) to.” 3. When I was a child, I (was used, used, was u...