In the second round of the elimination match, that famous athlete was ______and didn’t enter the final, which was really out of our expectation.
A. [A] knocked down
B. [B] knocked over
C. [C] knocked at
D. [D] knocked out
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By the end of this century intelligent robot ______ to do most of the housework for man.
A. [A] is expected to be invented
B. [B] will have been expected to be invented
C. [C] has been expected to be invented
D. [D] is expected to have been invented
______, he is not capable of teaching all subjects. After all, nobody could be an expert on every- thing.
A. [A] A teacher as Mike is
B. [B] Teacher as Mike is
C. [C] As Mike is a teacher
D. [D] As is Mike a teacher
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