In 1660 the monarchy was restored and Charles I.s son was brought back from()where he had fled for safety.
A. Flanders
B. France
C. Holland
D. Germany
本线封锁,邻线(线间距小于6.5m)来车,速度vmax>160km/h时,本线必须下道,距离不小于()m。
A. 800
B. 1400
C. 2000
D. 3200
Windows菜单中的某个选项被单击后,会弹出一个对话框窗口,那么该选项后面必然有()符号。
A. ^
B. *
C. …
D. @
某商品标价为165元,若降价以9折出售,仍可获利10%(相对于进价),则该商品的进货价为( )元。
A. 135
B. 136
C. 140
D. 145