— How about going hiking this weekend?

                — Sorry, I prefer       rather than      .

                A. to stay at home; go out                               B. to go out; stay at home

                C. staying at home; go out                              D. going out; stay at home

— We really shouldn’t use plastic bags any more when shopping.

                —       It’s important to protect our environment.

                A. So does it.               B. With pleasure.       C. That’s OK.                    D. So it is.

—      

                — To the supermarket with Wang Fan.

                A. Where have you gone?                                B. Where did you go to the supermarket?

                C. Where have you been?                                D. Where’s Wang Fang?

I       afraid of the dark, but now I don’t.

                A. use to                       B. used to                     C. use to be                      D. used to be

The earth is       years old.

A. four thousands six hundreds                                      B. four thousand six hundred

C. four thousand and six hundred million                     D. four thousand six hundred millions

They have made so great progress      .

                A. three years ago                                             B. for three years

                C. in the past three years                                D. before three years

— Has Li Hong gone to the library?

                  — Pardon?

                  — I asked       the library.

                  A. if Li Hong had gone to                                B. if had Li Hong gone to

                  C. Li Hong had gone to                                   D. has Li Hong gone to

— Oh, Miss Wei. Your skirt looks nice. Is it new?

                  — No, I       it since three years ago.

                  A. had                          B. bought                      C. have had                      D. have bought

— Must they clean and tidy the classroom now?

                  — No, they      . It       after school in the afternoon.

                  A. mustn’t; must clean                                   B. needn’t; must clean

                  C. mustn’t; need be cleaned                         D. don’t have to; can be cleaned

— It’s one o’clock now. I must go.

                  — It’s raining outside. Don’t leave       it stops.

                  A. when                      B. since                         C. while                             D. until