As the lights in the room went out， it was very dark and ___________could be seen clearly．（ ）
A．somethingB．anythingC．everythingD．nothing
The film Operation Red Sea_____a lot of praise since its first show months ago．（ ）
| A． |
wins |
B． |
win |
C． |
will win |
D． |
has won |
Old Mr． Green doesn't feel_____because some students visit him regularly．（ ）
| A． |
sadly |
B． |
gently |
C． |
lonely |
D． |
angrily |
Mr． Black walked around and offered help____we were doing an experiment．（ ）
| A． |
while |
B． |
although |
C． |
until |
D． |
unless. |
Michael_________in a school in Yunnan from February to June next year．（ ）
| A． |
teach |
B． |
taught |
| C． |
will teach |
D． |
was teaching |
Must I do the project on my own？
No， you____．You can work with your classmates．（ ）
| A． |
needn't |
B． |
can't |
C． |
shouldn't |
D． |
mustn't |