自动变速器在拆检时,为防止错乱,应(),以保证装配正确。
参考答案:做好记号
My father gives me five hundred yuan a month which I think can________ all my expenses. [ ]
A. meet
B. contain
C. include
D. cover
比较下列各元素第一电离能大小,结论正确的是()。
A.B>Be
B.N>O
C.Cd<In
D.Cr<W