题目内容

She found it difficult to establish a new ______after retirement.

查看答案
更多问题

Enterprises fail to _______to standards will face severe punishment.

Cassette tape recorders are ________now.

For an informal visit of one's home in the U.K., it is not polite to arrive early.

A. 对
B. 错

草绘圆时,可以单击()用于结束命令。

A. 鼠标左键
B. 鼠标右键
C. 鼠标中键
D. 鼠标滚轮

答案查题题库