问题

we’ll go to the Great Wall___ there is heavy rain tomorrow. OK! Walking on the Great Wall must be great fun.

A:as soon as
B:when
C:unless
D:if ;

正确答案是：

同类题型

There were some seats left over _____everydelegate had sat down

e photographs in this book,stated otherwise, date from the 1950s.

Dan，have you considered________—Yes，I think we should go there by plane.It’s the fastest way.

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Mrs ,Taylor has ___8-year-old daughter who has _____gift for painting –she has won two national prizes