问题

Nowadavs,most people,in order to keep fit,prefer walking to driving _________necessary

A:if
B:unless
C:in case
D:as if

正确答案是：

同类题型

When did Betty Beijing

__________? —OK. I’d like beef and carrot noodles.

Today is Wednesday. What day is it tomorrow—–It’s __________ tomorrow.

“To be stressed” means you feel when you are worried or comfortable about something.

Do you have _______ email address —Sorry, I only have a Wechat (微信) ID