采用银行业务集中法和邮政信箱法可以缩短发票邮寄时间和支票停留时间。 ()
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A.half anB.half aC.half of
A. half an
B. half a
C. half of
A.there areB.they areC.there have
A. there are
B. they are
C. there have
If I buy a T-shirt this week, bow much more money can I save than last week?
A. 1.49dollars.
B. 1.01dollars.
C. 0.49dollars.
I enjoyed myself at the party.
A. Right.
B. Wrong.
C. Doesn't say.