We can't _________ his mistakes, which were made because he was too careless with his work.
| A．overcome | B．understand | C．tolerate | D．recognize |
So touching_____ that I couldn’t hold my tears back when I heard it for the first time
| A．the song sounds | B．had the song sounded |
| C．the song sounded | D．did the song sound |
Frequent smoggy weather has set the alarm ringing; by no means can we develop economy _____ the environment.
| A．under the name of | B．for the sake of |
| C．at the cost of | D．in the light of |
The English play _____ my students acted at the New Year’s party was a great success.
| A．for which | B．in which |
| C．at which | D．on which |
If you _____ regret things you did or didn’t do in the past, then you won’t be able to move forward.
| A．actually | B．briefly | C．casually | D．Constantly |
— Why are you still here! Everybody has gone to attend the lecture by the president!
— Oh, I ____ about it!
| A．wasn’t informed | B．didn’t inform |
| C．haven’t informed | D．hadn’t been informed |