皮皮学，免费搜题
登录
搜题
【简答题】
z-index属性必须在设置了( )属性后起作用。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Because of their loyalty to their owners, the dogs have been popular with all people in recent years.
A.
Y
B.
N
C.
NG
【简答题】The workers have been working for a whole morning and I think they___ a break. A deserve B have C receive D predict
【单选题】All the preparations for the work_______, we’re ready to start.
A.
are completed
B.
have been completed
C.
completed
D.
had been completed
【单选题】Jack,you’re so lazy!This job hours ago.
A.
should finish
B.
must have finished
C.
ought to have been finished
D.
was about to finish
【单选题】听力原文：(A) They're picking the umbrellas up off the floor. (B) The umbrellas have been hung up to dry. (C) The umbrellas are open and on the floor. (D) They're walking around with open umbrellas.
A.
B.
C.
【单选题】CEOs have been severely criticized the last few years for________
A.
the perks they have received
B.
the increase in their pay
C.
the slow wage growth for average employees
D.
the economic recession
相关题目：
参考解析：
知识点：
题目纠错 0
发布
