A new study shows older men a lack of deep sleep are nearly twice as likely to develop high blood pressure.
| A．suffering for | B．who is suffering | C．who suffer from | D．who suffer to |
．The letter Mary had looked forward to ____her last night and she was very excited．
| A．reached | B．reaching ’ | C．had reached | D．has reached |
In the countryside, ____car is not yet ____popular means for transportation．
| A．/; a | B．a; the | C．the; / | D．the; a |
The news shocked the whole nation ____a strong earthquake hit Yushu on Apr．14, 2010．
| A．what | B．when | C．that | D．which |
You ____be tired—you have worked only for ten minutes．
| A．won’t | B．mustn’t | C．needn’t | D．can’t |
—Tom lost his job last week．
—___he is wandering in the street these days．
| A．No doubt | B．No way | C．No wonder | D．No problem |