船用化纤缆在养护周期内的检查要点是:()
①、外表磨损情况;②、测量粗细;③、断股情况
A.①、②、③
B.①、②
C.①、③
D.②、③
参考答案:B
We were all ________ favor of this plan after we discussed for about two hours.
A.at
B.in
C.to
D.on
等于()。
A.0
B.
C.2
D.1