【单选题】【消耗次数：1】
24.Don’t worry about Susan. She hasn’t been _____________ she pretends.
①
as lucky as
②
as unlucky as
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相关题目
【单选题】
I don’t know why she avoids __________ her opinion on the subject.
①
to give
②
to be given
③
giving
④
being given
【单选题】
Don’t worry. We have _______ to finish the work carefully.
①
enough time
②
less time
③
little time
④
few times
【单选题】
9.She does not_____ that she owes the money, but she just wouldn’t like to return it.
①
argue
②
. dispute
③
think
④
agree
【单选题】
She didn’ t come to the party last Sunday._____, she must
have made the party more exciting.
①
If she came
②
Would she come
③
Had she come
Did she come
随机题目
【单选题】
曲轴主轴颈与主轴瓦的配合间隙用经验检查法： 用手拨动已按规定力矩拧紧在缸 体上的曲轴的曲柄， 曲轴应能靠惯性转动几圈为合适
①
0.25～0. 5 圈
②
1～1. 5 圈
③
0.5～1 圈
④
2～3 圈
【单选题】
在安装气缸盖时， 拧紧气缸盖螺栓正确的方法是
①
由中央对称地向四周按规定扭力分 2～3 次均匀拧紧
②
由中央对称地向四周按规定扭力一次拧紧
③
由四周对称地向中央按规定扭力一次拧紧
④
由四周对称地向中央按规定扭力分 2～3 次均匀拧紧
【单选题】
若气缸体为铸铁材料， 而气缸盖分别为铝合金和铸铁材料时， 正确安装气缸垫的方法为其卷边面应分别朝向
①
气缸盖、 气缸盖
②
气缸体、 气缸体
③
气缸盖、 气缸体
④
气缸体、 气缸盖