错例1：Canyou tell me how many students are there in this class?
正解：Can you tell me howmany students there are inthis class?
错例2：Theywere more worried about how far did they have to walk to get to the trainstation and could they catch the train before it left.
正解：They were moreworried about how far they had to walk to get to the train station and if they could catch the train before it left.
1. It’s hard to decide when and where will we hold the sports meeting.
2. If you want to learn about the latest developments and discoveriesfrom around the world, you will read about them in journals and researchreports published in English, no matter whether are the scientists who wrotethem from China or Norway.
错例1：Apart-time job offers you chance to demonstrate your ability and applywhat you have learned in school.
正解：Apart-time job offers you a chance to demonstrate your ability and apply what you have learned in school.
错例2：Booksare of the various kinds and have different contents.
正解：Booksare of various kinds and have different contents.
1. The problemsthat are created by environmental contamination is very hard to resolve.
2. The governmentsof all countries on this planet is beginning to realize the severity of watershortage.