In order to find the missing child, villagers all they can over the past five hours.
| A．did | B．do |
| C．had done | D．have been doing |
On hearing the news, the girl rushed out without hesitation, the luggage_______on the floor and _________in the dark.
| A．left; lied; disappeared | B．leaving; lying; disappeared |
| C．leaving; lie; disappearing | D．left; lay; disappear |
The old men can hardly imagine that they can live in an age _______ most of the daily things are done on the computers.
| A．that | B．which | C．whose | D．when |
The guests are looking forward every moment to _______ to China again.
| A．honor; visit | B．honored; pay a visit |
| C．honored; paying a visit | D．honoring; visiting |
Many students don't want themselves to _______ doing _______ homework.
| A．keep busy; too much | B．be kept busying; much too |
| C．be kept busy; too much | D．being kept busy; too much |
—English has a large vocabulary, _______?
—Yes. Know more words and expressions and you will find _______ easier to read and communicate.
| A．hasn't it; it | B．doesn't it; that | C．has it; what | D．does; one |