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【单选题】
People are willing to invest their money in risky businesses because the profit is quite high.A.
Y
B.
N
C.
NG
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举一反三
【单选题】We have airmailed oneset of the shipping documents _____ this deal as follows.
A.
to cover
B.
covering
C.
cover
D.
covered
【单选题】We have airmailed you a parcel _____ a catalog u e,a pricelist, and some samples.
A.
consisted of
B.
consiste of
C.
consisted of
D.
consisting of