问题

This article deals with the extent ______ family life has changed over the past 30 years.

A:in which
B:at which
C:to which
D:on which

正确答案是：

同类题型

I t is one of the _______ internationalairlines.

______ we ______ to these immediate crises abroad, we also will not let up in our effort to deal with the pressing, ongoing challenges facing our country

You don’t seem to enjoy your meal very much.—– Not really, I’m just______

They_____the train until it disappeared in the distance.

______only can be caught by working hard， it won’t wait for you.