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【简答题】
设a，b∈R，若a-|b|＞0，则下列不等式中正确的是（ ） A．b-a＞0 B．a 3 +b 3 ＜0 C．a 2 -b 2 ＜0 D．b+a＞0
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举一反三
【单选题】—I feel tired and sleepy. —Why not stop ____ for a while? [ ]
A.
rest
B.
to rest
C.
resting
D.
rested
【单选题】–I feel tired and sleepy. –Why not stop __________?
A.
to relax
B.
breaking
C.
resting
D.
to work
【单选题】Tom went into a restaurant to _______ ．
A.
buy glasses
B.
have lunch
C.
buy some books
D.
sell glasses
【单选题】—I feel tired and sleepy. —Why not stop ______? [ ]
A.
to relax
B.
relaxing
C.
resting
D.
to relaxed
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