If we throw away too much waste and can’t keep good ecosystem,we _________ our future.
| A．must have destroyed | B．could be destroying |
| C．may be destroying | D．must destroy |
Greatly moved by her words, __________.
| A．tears came to his eyes | B．he could hardly hold back his tears |
| C．tears could hardly be held back | D．his eyes were filled with tears |
— you were so late this morning?
— forgot to set the alarm before going to bed last night.
| A．Why | B． How come | C． How about | D．How |
At the beginning of a speech, it is very important to grab the audience’s attention and make them interested in ________you have to say.
| A．which | B．what | C．that | D．who |
They are letting us use their computer, and __________ we are giving them the results of our research.
| A．in charge | B．in place | C．in return | D．in a row |
There was a murder in one of the poorest suburbs in the city the other day. Now the police are turning the whole house upside down __________ clues.
| A．in want of | B．in search of | C．in favor of | D．in need of |