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Ryan was late for the conference yesterday () the traffic jam.
A.because
B.since
C.for
D.because of
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In my bedroom, there is a pair of scissors, a stack of books and () flowers on my desk.
A.a(chǎn) piece of
B.a(chǎn) pocket of
C.a(chǎn) slice of
D.a(chǎn) bunch of
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The boy is eager to () knowledge in different fields.
A.a(chǎn)ccomplish
B.a(chǎn)bsorb
C.a(chǎn)rrange
D.a(chǎn)pproach
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