单项选择题

Although he thought he was helping us to prepare the dinner, he was actually______ the way.

A．in
B．off
C．by
D．on
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单项选择题
Within 2 years, the turnout of this mobile phone manufacturing company increased ______.
A．ten fold
B．ten-fold
C．ten-time
D．ten-folds
单项选择题
Have you ever received_________of what has happened to her
A．the word
B．words
C．word
D．the words
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