Many approaches have been _____ to control the spread of the terrible virus “Ebola” so far.
| A．occupied | B．defended | C．employed | D．settled |
Put on more clothes . You ____ be feeling cold with only a shirt on .
| A．can | B．could | C．would | D．must |
As a soldier , you ____ do as the head tells you .
| A．will | B．shall | C．may | D．ought |
Look! Xiao Wang is too sleepy to work . He ____ up watching TV .
| A．mustn''t have stayed | B．shouldn''t have stayed |
| C．mustn''t stay | D．ought not to stay |
The streets are all dry . It ____ during the night .
| A．can''t have rained | B．mustn''t have rained | C．couldn''t rain | D．shouldn''t have rained |
I ____ take a job . No one ____ stop me .
| A．will ; shall | B．will ; may | C．should ; will | D．shall ; may |