—Must I get there on time?
一No, you.
A. can't B. mustn't C. needn't
Please tell him about it if hethis afternoon.
A. comes B. come C. will come
I like the teacheris strict with us.
A. which B. who C. whose
He studiedto get good grades.
A. carefully enough B. enough carefully C. careful enough
Now mobil phones are very popular and they are muchthan before.
A. cheap B. cheaper C. the cheapest