（1）、The tourists are on the beach. (改为否定句) The tourists on the beach.
（2）、I have waited for the bus for twenty minutes. (就句子划线部分提问) have you waited for the bus?
（3）、“When do you hold your school art exhibition?” the reporter asked me. (改写句子，句意不变) The reporter asked me we our school art exhibition.
（4）、You should put your heart into the test and shouldn't think about anything else when you prepare for it. (改写句子，句意不变) You should the test when you prepare for it.
（5）、Teenagers should read more books to improve their reading skills. (改写句子，句意不变) Teenagers' reading skills can if they read more books.
