Jason will go to visit his grandparents ________ he finishes his work this weekend.（ ）
| A． |
unless |
B． |
though |
C． |
if |
Iam worried about ____ I can enter a good high school or not．
Take it easy． Believe in yourself! （ ）
A．thatB．whenC．whetherD．where
Let's go climbing if it ____ this Saturday．
Good idea． But nobody knows if it ____．（ ）
A．is fine； rains
B．is fine； will rain
C．will be fine； rains
D．will be fine； will rain
﹣ Come and see! The baby is crying．
﹣Please do something to make him ____．（ ）
A．stop cryingB．stop to cry
C．cryingD．cry
The passenger refused to move after taking another one's seat!
What a shame! He ____ according to the newly credit system（诚信体系）．（ ）
A．punishB．punishcd
C．will punishD．will be punished
Listen! Is Sarah singing in the neighbor's room？
No． It ____ be Sarah． She has gone to Italy．（ ）
A．needn'tB．may notC．can'tD．won't