Some students even have no idea of they are studying, so they are aimless most of the time.
—Do you think our team will win the game? —I don’t know. But this is the last chance. We _____ them to.
____ our natural resources is very necessary.
_____ is known to us all is that the old scientist, for _____ life was hard in the past, still works very hard in his eighties.
—_____? —Fine, I’ve got used to the life there, and I’ve made some friends.
You’d better give the task to _____ you think can finish it ahead of time.