logo - 刷刷题
下载APP
【单选题】

The theory was attacked ten years ago when it was first______, but gradually it was accepted.

A.
promoted
B.
enhanced
C.
advanced
D.
conceived
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】When is the intermission?

A.
It will be in ten minutes.
B.
It will follow the first piece.
C.
It will be before the first piece of the evening.
D.
It will be at the final performance of the season.

【单选题】图样中绘制斜度及锥度符号时,其线宽为:( )

A.
h/14(h为字体高度)
B.
h/10
C.
d/2(d为粗实线线宽)
D.
d/3