My car has broken down , Would you please sent someone to ____? —-OK , my driver will soon be with you .

What time are you leaving _____ Shanghai?[ ]

By the first day of August, 2007, the PLA ________ for eighty years.

I think it’s impossible for _______ people to do _______work in ________a short time．

How long did you stay at the party?— I only stayed there for ________ hour.