It will be a long time ______ he ______ back from Sidney.A.when,will come B.after,will come

问题描述:

It will be a long time ______ he ______ back from Sidney.A.when,will come B.after,will come
It will be a long time ______ he ______ back from Sidney.
A.when,will come B.after,will come
C.since,come D.before,comes

D.before,comes 初级语法,主将从现