正确答案:

题目：种群呈“s”型增长时，当种群数量超过环境容量的1/2时，种群的密度增长越来越快。（ ）

解析：×

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举一反三的答案和解析：

[单选题]肺通气是指( )

肺与外环境之间的气体交换

[多选题]实音的特点包括下列哪项

又叫重浊音或绝对浊音

见于大量胸腔积液

叩击实质性脏器心或肝所产生的音响

见于肺实变

解析：ABCE

[单选题]第 16 题 抗日战争胜利后，中间党派主张建立（　　）

资产阶级共和国

[单选题]Directions: There are 15 incomplete sentences in this section. For each sentence there are four choices marked A, B, C and D. Choose one answer that best completes the sentence and blacken the corresponding letter on the answer sheet.6. ______ the look on his face, he wasn't satisfied with their performance.

Judging by

[单选题]挪威剧作家易卜生的《玩偶之间》从题材内容来看属于

社会问题剧

[单选题]腹膜腔穿刺时，正确的观点是 （ ）

术前应排尿，以免误伤膀胱

[单选题]People do not agree with each other as to what is the ____ role of government.

proper

[单选题]易发生挤压综合征的挤压伤部位是( )

大腿和臀部