According to a new survey carried out by an American university, learning______ second language can result in_______ increase in the power to learn your native tongue.
| A．a; the | B．不填; the | C．a; an | D．the; an |
John seems a nice person. ____, I don’t trust him.
| A．Even though | B．Even so | C．Therefore | D．Though |
.I am sure I can help you find ____ bed for your new house, but now I’m heading for ____ bed and ____ good sleep.
| A．a , a , the | B．a , / , a | C．the , a , a | D．a , the , a |
.Dewitt Wallance founded the Reader’s Digest as a pocket-sized, non-fiction magazine __ to inform and entertain.
| A．was intended | B．intending | C．to intend | D．intended |
.The government was believed to be considering _____ a law _____ it a crime to import any kind of weapon.
| A．to pass …. to making | B．to be passing …. to make |
| C．passing … made | D．passing….making. |
I found the cat _____ under the bed, who had caught a mouse.
| A．hiding | B．hidden | C．to hide | D．having hidden |