A public health campaign _____ the number of heart disease deaths by 80 percent over the past three decades．
| A．had reduced | B．had been reduced |
| C．has reduced | D．has been reduced |
In three months he ____ speak good English .
| A．can | B．can be able to | C．will be able to | D．may be |
The door ____ lock .
| A．can''t | B．may not | C．won''t | D．mustn''t |
I ____ take the job . No one ____ stop me .
| A．will ; shall | B．will ; may | C．should ; will | D．shall ; may |
You are running a fever . You ____ to see the doctor .
| A．need go | B．must have gone | C．should go | D．can go |
We started early that morning in order that we ____ there before noon .
| A．might get | B．may get | C．would get | D．got |