问题

Researchers are now conducting hibernation experiment and can use chemicals to put living cells into sleep-like state_____ they don’t age.

A:for which
B:that
C:where
D:which;

正确答案是：

同类题型

The elderly _________ good care of in public places like supermarkets and airports; they are likely to get lost

thatthere′s another good harvest this year

_____ here at lunch time; we weredelayed at the airport, though.

In class , our teachers always stand______ us in order to hear us clearly.

Finally he reached a lonely island ________ was completely cut off from the outside world.