选择题：David threatened ______ his neighbor to the police if the damages were not paid.

题目内容：

David threatened ______ his neighbor to the police if the damages were not paid.

A. to be reported B. reporting C. to report D. having reported

参考答案：【答案仅供学习，请勿对照自行用药等】

According to the author,handwritten notes _______.

According to the author，handwritten notes _______.A. are harder to teach in schoolsB. attract more at

分类：习题答案题型：选择题

（3）为了尽量减少成本，在整个流程中，循环利用的物质有CaO和_________ 。

分类：习题答案题型：选择题

We can infer from the passage that the author ______________.A. enjoyed grown-up tricks very muchB. 1

分类：习题答案题型：选择题

NA代表阿伏加德罗常数。下列有关叙述正确的是A．标准状况下，2.24LH2O含有的分子数等于0.1NAB．常温下，溶液中阴离子总数大于0.1NAC．分子数为NA的CO、C2H4混合气体体积约为22.4

分类：习题答案题型：选择题

某单位共有老、中、青职工430人,其中青年职工160人，中年职工人数是老年职工人数的2倍。为了解职工身体状况，现采用分层抽样方法进行调查，在抽取的样本中有青年职工32人，则该样本中的老年职工人数为（A）

分类：习题答案题型：选择题