Johnson can now operate the machine much better than he.A. expects toB. expectsC. is expec

问题补充：

Johnson can now operate the machine much better than he.

A. expects to

B. expects

C. is expected to

D. is expected

答案：

A. expects to

B. expects

(答案→)C. is expected to

D. is expected

解析：考查省略。不定式的省略往往把to后的部分省掉。