單項選擇題As far as the professor （）, college students should get into the habit of studying by themselves.

A．concern
B．concerns
C．concerned
D．is concerned


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1.單項選擇題Ryan was late for the conference yesterday （） the traffic jam.

A．because
B．since
C．for
D．because of

2.單項選擇題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

3.單項選擇題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

4.單項選擇題The color of the skirt does not （） that of the coat.

A．balance
B．match
C．corresponding
D．a(chǎn)ccord

5.單項選擇題He studies so hard to avoid （） at the bottom of the class.

A．finishing
B．to finish
C．finished
D．finish