when is a good time 为什么用is

when is a good time 为什么用is when is a good time to have the party?还是用when is a good time "when is a good time to kill you"为什么good time前用了一个a, 时间不是不可数 when is a good time ___(fish) when is a good time to have the party 为什么用to have When is a good time to come to China?这里为什么有come When is a good time ______ （start）? when is a good time to start 怎么翻译 When is a good time _______(read)English 用所给词的适当形式填空 When is a good time -------(fish) When is a good time ___ the party A.having B.to have 为什么选B,能 is a good time+什么?