she isn't feeling well these 3 days,so she _________stay at home 填什么

问题描述:

she isn't feeling well these 3 days,so she _________stay at home 填什么
may 还是has to

为什么不用MAY

has to
不得不,用has to
答案补充:
may表示一种可能与猜测,如果没有has to用may也可以,但此题用has to更贴切~