A fool takes in all the lumber of every sort that he comes across, so that the knowledge which might be useful to him gets crowded out, or at best jumbled up with a lot of other things, so that he has difficulty in laying his hand upon it.
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第1题:
A、comes; is
B、will come; will be
C、comes; will be
D、will come; is
第2题:
A. Every 5 minutes
B. Every 90 seconds
C. Every 60 seconds
D. Every 30 seconds
第3题:
Which cargo would require a dangerous cargo manifest ________.
A.Cotton
B.Wheat
C.Sugar
D.Lumber
第4题:
A、had come
B、came
C、would come
D、comes
第5题:
Each life jacket light that has a non-replaceable power source must be replaced ______.
A.every 6 months after initial installation
B.every 12 months after initial installation
C.every 24 months after initial installation
D.on or before the expiration date of the power source
第6题: