详细内容

• 01

  从句如果是陈述句，一般选择连词that，这里that 没有实际的意义，只是连接两个句子。所以，也可以把它省略掉。比如We all expect that they will win.

  
• 02

  如果要表示是否的疑问语气的宾语从句，就要选择if或者whether.比如Nobody knew whether he could pass the exzam.

  
• 03

  如果从句本身缺少主语，或者宾语，或者定语，或者表语等，就要选择疑问代词如who whom whose what whoever whomever whosever whatever 等。比如I don't know whom you should depend on.

  
• 04

  根据意思和疑问语气，还可以选择疑问副词when where how why whenver.wherever however.比如He didn't tell me when we should meet again.

  
• 05

  值得注意的是，what whatever 一般是指疑问，但也可以指陈述。比如The book will show yon what the best CEOs know.