单项选择题

It is desirable that the airplane______as light and fast as possible.

A. be made
B. is made
C. were made
D. has been made
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单项选择题
He preferred to write the letter by hand______.
A. to typing it
B. than type it
C. to type it
D. rather than type it
单项选择题
A. The woman answered the question correctly. B. The woman didn’t begin the test on time. C. The woman can correct her mistake later. D. The woman can’t change her answer now.
A. The woman answered the question correctly.
B. The woman didn’t begin the test on time.
C. The woman can correct her mistake later.
D. The woman can’t change her answer now.
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