It _ there is a disaster _ people will think much of the safety.A．is until; whenB．is

题目简介

It _________ there is a disaster _________ people will think much of the safety.A．is until; whenB．is

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

题型：单选题难度：偏易来源：不详

此题考查含有not until 的强调句型。结构为 it is /was + not until + 其它+ that，句意：就是直到有灾难的时候人们才考虑更多的安全。所以选D。