写作判断题 难度：适中 Hardly (A.) she had left (B.) the office when (C.) it began (D.) to rain heavily.___ (1) 请输入答案

Hardly ______ the office when it began to rain.A. did I leaveB. had I leftC. I l

[问答题]Hardly had I gone out of the building when it began to rain.

1.Hardly had she seen her husband __ she ran to him,-|||-A.when B.than C.as D.th

Hardly had she seen her husband __ she ran to him.-|||-A.than B.when C.as D.that

【单选题】1、_ at home, she found that she had left the key at the office.A. to have a

A.αB.α C.α D.不能确定显著性检验中,若显著性水平为,则犯第二类错误的概率为().A.B.C.D.不能确定

(2)A.芥菜 B.芹菜 C.韭菜 D.蓝莓 ()

(1)A.汽油 B.柴油 C.机油 D.煤油 E.花生油 ()

()-|||-A.(1,3] B.[1,3)-|||-C.(0,3) D.[1,3]

(A.)(-1,0) (B.)(0,1) (C.)(1,2) (D.)(2,3)【例38】函数$f(x)=\frac{|x|\sin(x-2)}{x(x-