He runs so fast that no one can ______ him.
A. keep up
B. keep away
C. keep up with
D. keep on
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The flowers ________ sweet.
A. taste
B. smell
C. sound
D. feel
My brother is too shy. He ______ speaks in front of lots of people.
A. always
B. usually
C. seldom
D. sometimes
--Can I ______ your dictionary?Sorry, I'm using it.
A. borrow
B. lend
C. keep
D. return
Why don’t you ________ the bad habit of smoking.
A. apply for
B. get rid of
C. work as
D. graduate from