--- ______ I call him back since you are in such poor health?
--- No, you needn’t. I’d rather he ______ disturbed.
| A． May; shouldn’t be | B． Shall; weren’t |
| C． Should; hadn’t been | D． Shall; wasn’t |
Every year, _____ energy is spent on environment protection.
| A．large quantities of | B．a good many |
| C．a great deal of | D．a plenty of |
It is reported that the number of students_______ computer games has been on the increase in recent years.
| A．devoted to | B．related to | C．connected to | D．addicted to |
People are advised to lay particular ____ the need of a balanced diet and proper exercise.
| A．stress on | B．importance of | C．stress to | D．attempt at |
David had prepared carefully for the chemistry exam, as he wanted to be sure of passing it at the first _____.
| A．experiment | B．intention | C．aim | D．attempt |
---I saw Mr. Smith at Xianyang Airport this morning.
---You ____. He’s still on holiday in Hawaii.
| A．can’t | B．couldn’t have | C．mustn’t have | D．needn’t |