We were having a meeting _________ suddenly someone knocked at the door.
| A．because | B．when | C．as | D．while |
He _______ his car key, _______ that I could I use his car.
| A．held out, saying | B．held up, said |
| C．held back, saying | D．held up, said |
Without permission, no one ______ let out the news.
| A．shall | B．should |
| C．is supposed to | D．is allowed |
A 6.5-magnitude earthquake ________ southwest China’s Yunnan Province on the afternoon of August 3, leaving 615 dead and more than 3140 injured .
| A．hitted | B．strike | C．struck | D．stuck |
It hasn’t been ______ that food from cloned animals is really safe for humans to eat.
| A．confirmed | B．considered |
| C．turned out | D．proved |
We wanted to purchase the house, but couldn’t ________ the money.
| A．come down with | B．come up with |
| C．bring out | D．bring in |