单项选择题

When the air in a certain space is squeezed to occupy a smaller space, the air is said to be ______.

A．commenced
B．compressed
C．compromised
D．compensated
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单项选择题
Tom and Alice ______ having a new car to replace their old one for years.
A．has been dreaming of
B．have been dreaming of
C．has dreamed
D．will have dreamed
单项选择题
The advertisement for Super Suds detergent ______ that the sale has increased by 25% in the first quarter of the year.
A．have been so successful
B．had been so successful
C．has been so successful
D．will be so successful
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