问题

It _ there is a disaster _ people will think much of the safety

A:is until; when
B:is until; that
C:isn’t until; when
D:isn’t until; that

正确答案是：

同类题型

Unfortunately, the research was limited __________ increasing economic profits, _________ protecting the environment.

Every now and then I get hungry for Chinese foodLet’s dine out tonight.—Forget itMy money_______

－How do you usually find out about new software?－In the magazines like Popular Electronics. That’s______computer companies usually advertise.

What I love most about reading novels is ______ the authors vividly describe the characters.

Millie has a few roses in her hands,___________