He had little idea that it was getting so late, _____?
| A．didn’t he | B．wasn’t it | C．did he | D．was it? |
Tom appreciated_________the good chance to study in Oxford since he graduated from No. 4 High School in Shenyang.
| A．having been given | B．having given | C．having been giving | D．to have given |
Let’s make contributions to_________world of the 21st century, _________world of success and understanding each other.
| A．the;/ | B．/;a | C．a; the | D．the; a |
—Where can we spend our summer vacations this month?
—Oh, _______ of the coastal cities will do if it agrees with you.
| A．any | B．all | C．each | D．one |
Behind the teaching buildings ______ a big lake surrounded by trees and flowers.
| A．lays | B．is laying | C．lies | D．lie |
—Do you mind if I close the window?
— ________. We should let in more fresh air.
| A．Yes, go ahead | B．Of course not |
| C．I would like to close it. | D．I’d appreciate it if you didn’t. |