Up to now, they _______enough money for students who can’t afford to go to school.
A．are raising B．have been raising
C．have raised D．had raised
As far as I know, he is seldom, ______, absent from school.
A．if any B．if so C．if ever D．if not
--- Would you mind if I smoked here?
---I am afraid…, but if you________.
A．will B．must C．would D．may
How long do you suppose it is ___________ he arrived there?
A．when B．before C．after D．since
---Will you join us in the game?
---Thank you,_________ .
A．but why not B．but I’d rather not
C．and I won’t D．and I’ll join
So many years have passed and the terrifying accident is still ______in her mind.
A．new B．different C．fresh D．violent
