题目内容

The number of heartbeats per minute usually (declines, decline) with age.

A. declines
B. decline

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Eighty percent of the students (comes, come) from Japan.

A. comes
B. come

Early to bed and early to rise (makes, make) a man healthy, wealthy and wise.

A. makes
B. make

利用焓湿图确定湿空气p=101325Pa，t=35℃，φ=90%的焓、含湿量、水蒸气分压力、干球温度、湿球温度和露点温度。

脑由哪几部分组成？脑干的分部如何？