概念重温
There be 句型是英语中常用句型， 意思是“有”，表示“人或事物的存在”或“某地有某物”。There在此结构中是引导词，已经没有副词“那里”的含义。

基本用法
There are some sharks.
这儿有鲨鱼。
Excuse me. Is there a repair shop near here?
打搅了，这附近有维修店吗？
There are lots of people there who can actually help you.
在那里，有许多人实际上可以帮助你。

there be +主语的3种形式：
1.There be+主语+ doing，其中主语与现在分词存在逻辑上的主谓关系，表示动作正在进行或现在、过去的状态：
At one time, there were long queues of people waiting outside the CAAC office.
曾经人们在中国民航售票处排队等候。
（注：CAAC=Civil Aviation Administration of China）
There were so many people in the street watching the fire that firefighters couldn't get close to the building.
街上观火的人太多，消防队员无法靠近大楼。
2. There be+主语+ done, 其中过去分词与主语存在逻辑上的动宾关系且表示被动意义:
There were lots of good English language shows broadcast on TV or on the air in China.
有许多很好的英语节目在中国的广播电台或电视台播出。
There are also gymnastics performed in China and some other Asian countries.
中国及亚洲其它国家也进行体操表演。
3. There be+主语+ to do/to be done ,其中不定式与主语通常有逻辑上的动宾关系或主谓关系，不定式表示尚未发生或将要发生的动作:
There are a few simple safe measures to follow/to be followed while training.
有一些简单的安全措施，供训练时遵照执行。
I hope there will be more people to attend the conference.
我希望有更多的人来参加会议。
There were lots of materials to be sent to the government office next week.
有许多材料在下周要送到政府办公室去。（该句不定式被动语气，强调动作被别人做）