They must go home now. 变成一般疑问句、特殊疑问句、否定句

如题所述

Must they go home now?
What must they do now?
They needn't go home now. (一般用needn't否定,表示他们现在不必回家。而mustn't 则表示他们不许回家,意思完全不一样。)追问

用when开头的特殊疑问句?

追答

When must they go home?

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第1个回答  2012-04-17
must they go home now?
why must they go home now?
they needn't go home now
第2个回答  2012-04-17
Must they go home now?
When must they go home now?
They need't go home now。