The traffic is heavy these days．I ______ arrive a bit late, so could you save me a place?
A．can B．might C．need D．must
_____ will greatly decide their future, most senior 3 students think, is their grades．
A．That B．Which C．What D．As
—Where is Tom?
— Well, he ______ you ______ here．Otherwise he would come down right now．
A．didn’t know; were B．hasn’t known; are
C．doesn’t know; are D．hadn’t known; were
He got well-prepared for the job interview, for he couldn’t risk _______ the good opportunity．
A．to lose B．losing C．to be lost D．being lost
---May I go and play with Tom this afternoon, mum?
---No．You can’t go out ______ your homework is being done．
A．until B．after C．before D．as
Can you ______ what I say? Do you need more explanation?
A．make sense of B．put an end to
C．attend to D．leave alone
