1. that引导的从句e.g. It is reported that one third of Guangzhou citizens plan to buy a private car. 2. whether/if引导的从句e.g. Whether motorcycles should be banned in Gua...
2. 当由一般疑问句充当宾语从句时,用if或whether引导,意为“是否”。 (1) Is it an interesting novel? I don’t know. I don’t know if /whether it is an interesting. (2) Does Cat...
when是必然发生(will happen);if是可能发生(might happen) 例句: I'll take care of it when I am free this afternoon. (今天下午我有时间,我会处理。)→一定有时间 I'll take care of...
常用来引导同位语从句的引导词主要包括:that、whether等。
更多内容请点击：如何使用复合句写出漂亮的雅思作文