机器人（robot）一词是在（）由捷克作家首先提出的。
A. 1920年
B. 1921年
C. 1922年
D. 1923年
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I seem to have met you________.
A. before
B. ago
C. yet
D. some times
They have moved away from Beijing. They don’t live there________.
A. any more
B. once more
C. either
D. again
The road is not ________for three trucks to run side by side.
A. wide enough
B. so wide
C. too wide
D. enough wide
You’ll miss your train if you don’t put on your clothes ________.
A. fast
B. soon
C. quick
D. quickly
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