快点 急
1. 就近原则 e.g. There is a book, two pens and some pencils on the desk.
2. 用于一般(过去)将来时中 e.g. There is going to be/will be a football match in our school tomorrow afternoon.
3. 用于进行时中 e.g. Look! There are many children running on the playground.
2. 用于一般(过去)将来时中 e.g. There is going to be/will be a football match in our school tomorrow afternoon.
3. 用于进行时中 e.g. Look! There are many children running on the playground.
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