正确答案: D

施行仁政，勤政爱民

题目：从夏商两代国君覆亡的教训说明国君应该（ ）

解析：D

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举一反三的答案和解析：

[单选题]Mistakes don’t just happen; they occur for a reason. Find out the reason, and then making the mistake becomes_________ .

worthwhile

[单选题]15．

was

[单选题]下列句子中，有语病的一项是（3分）………………………………………………【】

据刚刚最新收到的消息，我国男子乒乓球队再次获得世乒赛团体冠军。

解析：（“刚刚”与“最新”语义重复）

[单选题]已知三角形的两边长分别为3cm和8cm，则此三角形的第三边的长可能是（ ）

6cm

[单选题]Sam Scott and his sister Ann are students． Sam(11) school by bus， and Ann does， too．Some of(12)walk(走) to school．Sam and Ann (13) at four o'clock in the af- ternoon． They (14) before dinnerc晚饭前)，and they watch TV after dinner． They u- sually(15 early(早)．

goes to

解析：11.C【解析】主语Sam是第三人称单数，因此谓语动词用单数形式．

[单选题]Miss Bean respected the author by ________.

treating him as one of her students

[单选题]20．

my

解析：20．D【解析】fanuly是名词，前面要用形容词性物主代词修饰。