问题

true ____________ the new drug takeseffect, the child with cancer will have a slim chance of survival

A:after
B:before
C:what
D:that

正确答案是：

同类题型

Where____ he ____ for his next vacation

下列语句中加横线的词，解释完全正确的一项是（）

The two boys usually do at 5:30 in the afternoon.

The people in theearthquake-struck area didn’t____despite the heavy loss oflives and property.[ ]

He________ died several years ago.He still clearly remembers the accident.