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【判断题】
桑树和植物体没有白浆,茎皮纤维发达。A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】Although there is a difference in spelling and pronunciation between American English and British
A.
7. Although there is a difference in spelling and pronunciation between American English and British English, both of the countries have much to _______. A．communicate
B.
change
C.
share
D.
Improve
【简答题】SCL－90的统计指标主要有两项，即总分和（ ）。
【简答题】学习了线缆测试的相关知识,作为综合布线项目经理,如何保证综合布线的工程质量?
【单选题】Although there is no easy cure for SARS at present, some of its causes have been ______ by experts.
A.
rebelled
B.
distracted
C.
bolted
D.
identified
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