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【单选题】
选择匹配具有属性attr的E元素是以下哪一项?
A.
E[attr*=val]
B.
E[attr$=val]
C.
E[attr=val]
D.
E[attr]
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举一反三
【单选题】His scheme ________ in his face after all, despite his optimism. [     ]
A.
set up
B.
blew up
C.
burnt up
D.
built up
【单选题】Despite his ______ planning, the exposition turned out to be a failure.
A.
exquisite
B.
exhausted
C.
elaborate
D.
insufficient
【判断题】錾子的楔角主要根据加工材料的硬软来决定
A.
正确
B.
错误
【单选题】IEEE802.11B射频调制使用()调制技术,最高数据速率达()
A.
调频扩频,5M
B.
调频扩频,10M
C.
直接序列扩频 5M
D.
直接序列扩频 11M
【简答题】IEEE802.11b射频调制使用 调制技术,最高数据速率达 。
【单选题】IEEE802.11b射频调制使用()调制技术,最高数据速率达()。
A.
跳频扩频,5M
B.
跳频扩频,11M
C.
直接序列扩频,5M
D.
直接序列扩频,11M
【判断题】短短28年,中国共产党带领中国人民洗雪了百年耻辱,打碎了一个旧世界,建立了新中国。这主要是因为共产党人有理想,有马克思主义信念,有共产主义信念。
A.
正确
B.
错误
【单选题】His business prospered and he became a person of means. Yet, despite his great riches, he gave no arms to the needy and no thanks to his benefactors whose savings ______ to his welfare.
A.
had contributed.
B.
contributed
C.
were contributed
D.
did contribute
【判断题】短短28年,中国共产党带领中国人民洗雪了百年耻辱,打碎了一个旧世界,建立了新中国。这主要是因为共产党人有理想,有马克思主义信念,有共产主义信念。( )
A.
正确
B.
错误
【单选题】Tom looked at Jenny , tears _______ his eyes, and shouted out the words ________ in his heart for years.
A.
filling; having been hidden
B.
filled; hidden
C.
filling; hidden
D.
filled; hiding
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