问题

Lei Feng for many years, but his spirit is still encouraging us.

A:open
B:not open
C:opening
D:not opening;

正确答案是：

同类题型

86. The river is too deep; we can’t _______it.

Fortunthe emergency aid thetraffic accident occurred.

The businessman is very modest about his successHe says it’s _____ the result of good luck as of his own diligence

Hi, Mike! How’s it going— ________