____ you were busy, I wouldn’t have bothered you with questions.
A、IfIrealizedB
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U.S. News ____________ rankings of colleges since 1983. They are a very popular resource for students looking to apply to university campus.
Last March the __________ of a 19th century cargo ship was found by an underwater archaeological team.
Ininternationalmatches,prestigeissoimportantthattheonlythingthatmattersistoavoid_____.
_____ their help, we would not have succeeded.
To obtain a satisfactory result ， one must apply two（） of paint on a clean surface.
