About one fourth of the families in the city have private cars and this number _____ to double in five years.
| A．is expecting | B．has expected | C．is expected | D．will expect |
—Who____ it be that is knocking at the door?
—It ____ be Father, but I’m not sure.
| A．can; must | B．can; may | C．must; can | D．may; must |
My uncle’s house in the downtown area is much smaller than ours, but it is ______________ expensive.
| A．as much twice as | B．twice as much as | C．much as twice as | D．twice much as |
Having said goodbye to their friends, they _______ for home.
A. set about B. set up C set down D. set off
—Did the winner of the English Contest behave well?
—Really. She made a deep ________ on the judges.
| A．idea | B．feeling | C．impression | D．sense |
It had been half an hour before she found herself _____ in the wrong direction of
her home.
| A．walking | B．to walk | C．walked | D．walk |