A.comicB.boringC.solemnD.tiring
A. comic
B. boring
C. solemn
D. tiring
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A.whenB.whyC.whichD.what
A. when
B. why
C. which
D. what
A.toB.overC.ofD.at
A. to
B. over
C. of
D. at
A.forwardB.backC.upD.down
A. forward
B. back
C. up
D. down
A.causeB.happenC.tryD.make
A. cause
B. happen
C. try
D. make