Our playground is not so tidy and beautiful as before, students must ____ dirty things on it.
| A．be stopped to throw | B．be stopped throwing |
| C．stop to throw | D．stop from throwing |
A big party was held in NO.18 Middle School last night, the teacher with students _____ singing and dancing happily at the party.
| A．is | B．was | C．are | D．were |
—Do you think _____ Xiao Ming can pass the high school entrance exam or not?
—Sorry, I’ve no idea.
| A．that | B．which | C．if | D．whether |
Since nuclear(核) pollution broke out in Japan, in March,2011,we are all _____ of it very much.
| A．frightened | B．be frightened | C．frightening | D．be frightening |
—Miss Li, must we hand in our homework right now?
—No, you ____.You can hand it in tomorrow.
| A．don’t | B．mustn’t | C．needn’t | D．may not |
Your computer doesn’t work now, is there ________ with it?
| A．wrong something | B．something wrong | C．wrong anything | D．anything wrong |