China always plays ____ active part in fighting against _____natural disasters.
| A．/; the | B．an; the | C．an;/ | D．/; / |
Mary ____ be in Paris . I saw her a few minutes ago .
| A．mustn''t | B．shouldn''t | C．can''t | D．may not |
You are wet through . You ____ in the rain .
| A．must come | B．must be caught | C．must have caught | D．must have got caught |
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 |