本章重点：
258.Physics ___ interesting to us.
A. are B. has C. is D. were
试题解析：本题考察名词
1.Physics ：物理，不可数名词；不可数名词做主语时，谓语动词使用单数，排除A,D
2. 题目句型结构： 主语 + be动词 + 形容词
3.题目含义：物理对我们来说非常有趣
正确答案：C
知识延申：
Sth be interesting to sb: 对某人来说是有兴趣的；
Sb be interested in sth； 某人对某物感兴趣
We are interested in physics
Mathematics = maths 数学
259.___ about the sports meeting make us excited.
A.News; B.Information; C.Messages; D.Advice;
试题解析：本题考查名词可数/不可数：
1.首先明确句子成分：make是谓语，us是宾语，前面的是主语
2.谓语动词make是复数形式，说明主语是可数名词复数；
3.News: 消息，不可数名词；information:信息，不可数名词；advice:建议，不可数名词
4.message: 消息，可数名词，可以使用复数形式messages;
正确答案：C
常见不可数名词：
water 水 , food食物 ,fruit水果, beef牛肉, paper 纸 , exercise 锻炼 , fun 有趣, health 健康， weather天气
milk, music, homework, housework, news, butter, information, bread, advice, progress, equipment, fun, luggage, luck, work(工作), traffic, furniture, wealth, room(空间)。
260.We are busy. We have ___ to do
A.many homeworks; B.a lot of homework;
C.many homework; D. a lots of homework
试题分析： 本题考查名词及修饰语
1.Homework不可数名词，不存在复数形式，排除A
2.Many修饰可数名词,排除C
3.不存在a lots of的结构, lots of = a lot of + 可数名词复数/不可数名词
A lot of water = lots of water;
A lot of apples = lots of apples
正确答案：B
知识延申：
A lot of/lots of 做主语时，谓语动词由后面的名词确定：
1.如果修饰可数名词复数，则谓语动词用复数；
2.如果修饰不可数名词，则谓语动词用单数
A lot of water is used.
Lots of apples are red.
