一、名词作主语时的主谓一致
[观察例句]
1.The police are searching for a tall dark man with a beard.
2.The goods of the store are of high quality.
3.My shoes don't fit my feet,so I have to buy another pair.
4.As far as I know,his family is a big one.
5.When I visited them yesterday,the family were having dinner.
6.His luggage is very heavy,and he needs someone to help him.
7.All possible means have been tried,but none of which is perfect.
8.Every possible means has been tried and the result is very good.