It’s ________ to blame him for everything.
A. unfair
B. grateful
C. equal
D. reasonable
查看答案
The woman gave a(n) ________ of how the machine worked.
A. exploration
B. explanation
C. talk
D. description
It was difficult to ________ the real point of his speech.
A. think
B. suppose
C. hold
D. grasp
They were quite ________ the fact that they had made a big mistake.
A. unaware
B. unconscious of
C. conscious for
D. unknown of
When there are several topics ________, he will have a hard time making the decision.
A. for him to choose
B. for him to choose from
C. he had to choose them
D. that he choose
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