Greenhouse phenomena would cause ______ rise in sea levels worldwide and change ______ weather on the earth.
| A．a; the | B．the; 不填 | C．a; 不填 | D．不填; the |
The boy keeps coughing,and the doctor tells the parents it still needs more time to _____
the reason.
| A．put off | B．figure out |
| C．make up | D．look through |
_____ and guilty,Maggie put the book back on the shelf she had secretly placed in her
schoolbag.
| A．Frightened | B．Frightening |
| C．Being frightened | D．To be frightening |
Peter didn’t do his homework and then he ___ a silly excuse to his teacher.
| A．made | B．had |
| C．found | D．took |
If I were in ____ position of the mayor,I wouldn’t allow _____ factory like this standing in the center of the town.
| A．a;the | B．the; |
| C．the;a | D．/;the |
Profits in his company went up by 25% last year,and _____ so far this year though the
financial situation is bad.
| A．haven’t decreased |
| B．didn’t decrease |
| C．haven’t been decreased |
| D．weren’t decreased |