第七题为什么选D,求答.

Equipment and technology upgrades do not______ solve the problem either.

A．virtually

B．rarely

C．necessarily

D．practically

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挂灰烟叶形成的原因之一是()。

A.采收烟叶成熟度不够

B.烟叶变黄期烤房内温度忽低,上下波动严重,叶尖容易挂灰

C.变黄阶段低温时问过短

D.定色阶段时问过短

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Which of the following sentences is grammatically CORRECT？

A．China will further intensify bilateral, multilateral and regional economic cooperation in a long run.

B．My company is a big firm, there nearby is a big market for software in my city.

C．We will never stop less they give up at first.

D．Despite of his opposition, she worked in her own way and started her preparations.

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In recent years, both Americans and Chinese have gained sight of the original vision that brought them together. The italicized word is a(n)______in the sentence.

A．compound word

B．derivation

C．adverb

D．conjunction

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下述阿司匹林作用中哪项是错误的？

A、抑制血小板聚集

B、解热镇痛作用

C、抗胃溃疡作用

D、抗风湿作用

E、抑制前列腺素合成

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