--What did the professor ask us to do just now?
--Sorry, I ______ about my trip to the Wolf Hill at the weekend.
| A．had thought | B．was thinking | C．thought | D．think |
I’d love to join in your visit to a local museum today, but I’m on a very tight ________ -I’ve got a lot of work to do today.
| A．identity | B．schedule |
| C．attitude | D．command |
After gunshots fired on campus, there is a growing _________ about safety among teachers and students.
| A．power | B．devotion |
| C．concern | D．identity |
Not until he retired from teaching three years ago ________ having a holiday abroad.
| A．he had considered | B．had he considered |
| C．he considered | D．did he consider |
-What are you going to do next weekend?
-_______-,if time permits ,I may go to Beijing with my friends.
| A．Don’t mention it | B．It doesn’t |
| C．Forget it | D．It depends |
In order to _______ a good knowledge of English ,he give up his job and went to study in an English school.
| A．require | B．inquire |
| C．acquire | D．address |