【判断题】销连接主要用于定位,既是组合加工和装配时的辅助零件,还可以作为安全装置中的过载剪断零件。
【单选题】Woman: I'd like really to go to the concert tonight, but I don't know if I can spare the time. Man: Music always relaxes me. It might be worth it in the long run. Question: What does the man suggest t...
B.
Go to the concert with the man.
D.
Attend the performance.
【单选题】-Should I ask the boss if he's upset at my coming in late in the mornings? -If he hasn't t said anything about it, just .
A.
let sleeping dogs lie.
B.
strike while the iron is hot.
C.
put yourself in her shoes.
D.
kill two birds with one stone.
【单选题】If I cheat in the examination, do you think I might ______ it? [ ]
【简答题】销连接主要用于 ,既是组合加工和装配时的 零件, 又可以作为安全装置中的 。
【简答题】销连接主要用于 ,既是组合加工和装配时的 零件,也可以作为安全装置中的 。
【判断题】坐下时一定要坐满座椅,这样坐得比较稳当。( )