为什么练习册中出现had to start+动词原形?

为什么练习册中出现had to start+动词原形? 语法综合练习5The news reporters hurried to the airport,only ______ the film star had left.A.to tell B.to be told C.telling D.told请详细写出解题的过程和思路. The basketball star,where tried to make a comeback,attracted a lot of attention.中为什么用where he had hardly had time to settle down when he sold the house and left the country.句子成分分析,为什么会出现两个had. 这句中现在分词作的什么成分?British restaurants are grouped into classes ranging from 1-star to 5-star.句中为什么用现在分词ranging.为什么不用which range had had 用法he had had a job with the America Fruit Company,but had thrown it over because he wanted to be a writter,这句话中为什么用had had? 一道单选题,谢啦._____at the dead dog,he understoodwhat had happened.A star B staring C stared D to star 英语翻译求翻译Already,it's possible to go through the same training that astronauts go through.Just go to Star City,Russia.该句中前后出现两次go through, 一个关于英语语法的问题,In the 1990s,Mr Bean became a star using mime to highlight difficult social situations much as Charlie Chaplin had done.这句话中 much as 是何种用法? 安装WOW的问题!sorry,the instaiier was unable to star up.You may be out of hard drive space我为什么装风暴前夕会出现sorry,the instaiier was unable to star up.You may be out of hard drive space,但我C盘有13G空间,安装所在的硬 用介词或副词填空 The film star had to go___his lines many times before he got them right用介词或副词填空The film star had to go___his lines many times before he got them right. The sun is the closest star to Earn.提问：为什么这句话的Earn前面不加THE,可以加THE吗?很难么~不过这是个严肃的问题！背单词的时候出现的例句， Factor worker had to work very hard before,so had farmers.这句话中为什么so错 I was confused by OG上一篇听力中的一句话OG听力practice set 4 听力原文的倒数第二段中professor有一句话:Uh,but it was way too faint to be a planet.It looked like a little star.为什么文中说it更像star,star不是恒星么 -_____ do you want to say?- I only want to ask if you have had the flowers____yet.A.What else;watered B.What else;waterC.What else things;watered D.What else things;water为什么要选A?这是练习册上的答案.应该不要had才对.到底是怎 the crazy fans___patiently for two hours,and they would wait till the movie star arrivedwere waiting had been waiting为什么 新概念英语第二册38课为什么用两个had在The dream he had had for so many years ended there.中,为什么要用两个had? Sam wants to be a____ star A.run B.runs C.running D.to run 为什么