21. We believe that the Chinese astronauts will          on the moon sooner or later.

A. turn out                   B. turn up                     C. send up                    D. carry out

22. —What do you think they are in praise of?

—            .

A.       For Tom to win the first prize

B.        Tom’s winning the first prize

C.        Tom won the first prize

D.       Because Tom won the first prize