Studies show that MP3 people have made much use of _____ music may be causing hearing loss.
| A．enjoy | B．to enjoy | C．enjoying | D．enjoyed |
My wife __________ the night shift when my plane __________. That's why no one is to meet me at the airport today.
| A．will be working; arrives |
| B．was working; arrived |
| C．will have worked; has arrived |
| D．is working; is arriving |
By the time you arrive in New York tomorrow, I __________ in the USA for 3 days.
| A．shall stay |
| B．will be staying |
| C．will have stayed |
| D．had stayed |
At this time next week we __________ a football match against Class 9.
| A．are going to play |
| B．will be playing |
| C．will play |
| D．are to play |
Isn't it lovely to think that I __________ myself on the sunny beach at this time tomorrow?
| A．am enjoying |
| B．will enjoy |
| C．shall enjoy |
| D．will be enjoying |
-Would you like to help me clean the lab at 4 o'clock this afternoon?
-I would like to, but I __________ listening practice then.
| A．will do |
| B．have been doing |
| C．am doing |
| D．will be doing |