The criminal always paid ________ cash so the police could not track him down.
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________ when she started complaining.
A Not until he arrived
B Hardly had he arrived
C No sooner had he arrived
D Scarcely did he arrive
By 1990, production in the area is expected to double ________ of 1980.
A that
B it
C one
D what
Professor smith and Professor Brown will ________ in giving the class lectures.
A alter
B change
C alternate
D differ
Understanding the cultural habits of another nation, especially ________ containing as many different subcultures as the United States, is a complex task.
A one
B the one
C that
D such