观察下列句子中的画线部分，试着归纳其中所包含的句型结构。

1．They are such huge places that visitors often use shuttles to get around．

2．The big companies that own theme parks expect to make a profit not just by the charges for admission, but also by selling．．．

3．We might go for rides on animals, help cook cultural foods or have our pictures taken in the clothing of emperors or of minority people．

4．Disneyland was so different from other parks that it seemed like a place of fantasy．

5．How about a trip to Brazil to experience surviving an airplane crash in the jungle?