一Excuse me. Do you know___________?
一Sorry,I don't know．
| A．does he exercise every day | B．who took away dictionary |
| C．what do you want to be | D．what did he，buy for his mother |
---What ________ he say to you just now?
---He told me that he ________ his key in the room.
| A．did; leave | B．does; left | C．did; had left | D．do; had left |
---Did you return Helen’s call?
---I didn’t need to _________I’ll see her tomorrow．
| A．though | B．unless | C．when | D．because |
Now the air in our city is _______ than it used to be. Something must be done to stop it.
| A．very good | B．much better | C．rather bad | D．even worse |
Most of the choices appear to be ones that you are familier with, but after taking second look, you will find that they are different.
| A．/; the | B．the; the | C．the; a | D．/; a |
--- Why not join us in the game, Kitty?
--- _________, but I have to do my homework first.
| A．Let's go | B．I'd like to | C．Yes, please | D．It's a pleasure |