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在湖泊中大部分磷以无机磷形式存在。()

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语言是由语音(及文字)、词汇、语素和语法构成。()

完全再生是指新生的组织能恢复原来所具有的结构和机能。()

What is the authors attitude towards the decline in meat consumption？

A. Opposed.
B. Supportive.
C. Hesitant.
D. Indifferent.

There was a large crowd of demonstrators______against the pension reform.

A. preserving
B. prosecuting
C. protecting
D. protesting