问题

I wonder _________ or not the animal signs are kept in a fixed order.— Oh, they should be.

A:if
B:whether
C:that
D:how;

正确答案是：

同类题型

What does your new English teacher looklike—__________.

The Great Wall is _______ tourist attraction that millions of people pour in every year

_______ foreigners visited our city last weekend.

The charity organization has launched a TV appeal _______ people should do as much as they could to help those survivors in the earthquake.

What are you going to do this weekend, Jim—I _______ go to the cinema to see the movie Transformers IV (变形金刚4), but I’m not sure.