He found ____ very difficult _____ the problem.
| A．that; to work out | B．this; working out |
| C．himself; work out | D．it; to work out |
While she was trying to cross the road,she saw a red car_____.
A.come B.to come C.coming
---I don’t know much about computer.
---I don’t know,____.Let’s go and ask for help.
A.also B.either C.too
We should keep our classroom ____ .
A. clean B. to clean C. Cleaning
—We missed a chance to win a goal.
—_________!
A.Well done B. Good luckC. What a pity
There__________a football game on TV next Sunday.
A.will have B. is going to have C. is going to be