题目内容

There aretoo many ________ of management in this company, which will decrease efficiency and lead to confused management.

A. layers
B. liars
C. lays
D. lies

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The government has already proposed and introduced a package of plan to ________ negative impact of financial crisis.

A. manage
B. tackle
C. cope
D. deal

Nowadays, a wholefood diet free from ________ additives, colors and flavors is increasingly popular among people.

A. architectural
B. automatic
C. artificial
D. arguable

In this ________ meeting, we made a lot of important decisions and made agreements on certain issues.

A. spiteful
B. merciful
C. dreadful
D. fruitful

按分子轨道理论,下列稳定性排列正确的是

A. O2 > O2+> O22-
B. O2+> O2 > O22-
C. O22-> O2 > O2+
D. O2+> O22-> O2

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