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【单选题】
水的硬度是以水中含有的( )的浓度大小来衡量,其统一的标准用C,A,O的摩尔浓度来表示。
A.
钾盐和钙盐
B.
钾盐和
C.
钙盐和镁盐
D.
钾盐和镁盐
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参考答案:
举一反三
【简答题】本单元所学测试动作分别是()、()和()
【简答题】书面表达。 请根据本单元所学内容,写一篇描述自己生活方式的短文,字数80 词左右。 提示:你叫刘成,是红星中学的一名学生。你身体好,每天锻炼身体,早晨跑步半小时,然后骑车上学。你爱运动,每周和朋友打两次篮球,且每月去游泳三次,一到周末,你就到操场踢足球。而且,你喜欢吃各种食品,尤其是蔬菜。 参考词汇:pretty ,exerclse ,see sb doing ,what 's more (而且)...
【简答题】据说......(请用本单元所学表达)
【单选题】The main idea of this passage is that .
A.
there are many disadvantages of living in cities
B.
people's preference for living in cities is wrong
C.
the living conditions of cities are worse than those of countries
D.
measures should be taken to improve the living conditions in cities
【判断题】浙江有杭州西湖,绍兴东湖,嘉兴南湖,宁波东钱湖四大名湖。P66
A.
正确
B.
错误
【单选题】Which of the following best expresses the main idea of this passage?
A.
There are many things a homeowner can do to save energy and money.
B.
Hiring an energy assessor will save energy and money.
C.
Homeowners don't know what they can do to save energy and money.
D.
Replacing windows and light bulbs are well worth the effort and cost.
【简答题】写一写。 请结合本单元所学知识,写一篇你的周末计划。词数40左右。 ____________________________________________________________________________ ____________________________________________________________________________ ____________...
【单选题】What is the main topic of the passage?
A.
While there are many problems with the court system, there are available suggestions for improvement.
B.
The legislature needs to formulate fewer laws so that judiciary can catch up on its older cases.
C.
Nobody seems to care enough to attempt to find methods for making the judicial system more efficient.
D.
All states should follow California's example in using small-claims courts in order to free judges for other work.
【单选题】In the United States and in many other countries around the world, there are four main ways for people to be【1】about developments in the news: newspapers, magazines, and radio or television news broad...
A.
advised
B.
instructed
C.
informed
D.
taught
【单选题】意大利人最喜爱的咖啡豆是( )。
A.
单品咖啡豆
B.
拼配咖啡豆
C.
蓝山咖啡豆
D.
香猫咖啡豆
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