题目
A. falls
B. fall
C. fell
D. falling
第3题
We _________ to deliver the goods within a week.
A、assure
B、guarantee
C、guard
第4题
第5题
第7题
A.fall
B.falls
C.fell
D.falling
第8题
The buyers ()the sellers to ship the goods within a week.
A、demand
B、demand to
C、demand of
D、have demanded
第9题
The re-examination results indicate that one-third of the goods are no()standard.
A. up to
B. within
C. on
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