Higher temperatures turning the large ice sheet to water would cause ______ rise in sea level worldwide and change ______ weather on earth.
| A．a; / | B．the; / | C．a; the | D．/; the |
—What field will your son go into after graduation from Nanjing University?
—I’m not quite certain, but he ____ a good teacher of English.
| A．promises | B．becomes | C．makes | D．proves |
The students spent as much time getting trained as they ____ studying.
| A．disliked | B．were | C．had | D．did |
$100 a month could hardly ____ the cost of his life in such a big city in this country.
| A．spend | B．take | C．cover | D．meet |
This problem may lead to more serious ones if ____ unsolved.
| A．making | B．remained | C．keeping | D．left |
I ____ you, but I didn’t think you would listen to me.
| A．could have told | B．must have told |
| C．should tell | D．might rell |