题目

1.People from East Asia tend to have more difficulty than those from Europe in distinguishing facial expressions.
为什么是those who为什么不可以
2.I really do not think there will be a power failure tonight,but I have bought some candles in case there is
为什么是is 不是there will be?

提问时间：2021-01-11

答案

1 those from Europe 这是介词结构做后置定语
who?加个are做成从句才行
2 in case引导的状语从句（不管是目的还是条件）,现在表将来