—— I can’t get through to the general manager’s office anyhow.
—— The line is busy. Someone＿＿＿＿＿the telephone.
| A．must use | B．uses | C．must have been using | D．must be using |
相关试题
It is generally considered unwise to give a child________he or she wants.
| A．no matter what | B．whatever | C．whichever | D．no matter which |
He is the only one of the students who________a winner for three years.
| A．is | B．are | C．have been | D． has been |
—Jack, you erase the blackboard today,______?
—But I erased it yesterday.
| A．have you | B．will you | C．didn’t you | D．don’t you |
The police finally found the robber ______near a river_______
| A．lying; dead | B．lay; died | C．laid; death | D．lain; dying |
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