时态题一个--how come your father read books in German?--well,he____on a project with some German engineers for 3 years when he was young.请问为什么填worked 不是 was working

时态题一个--how come your father read books in German?--well,he____on a project with some German engineers for 3 years when he was young.请问为什么填worked 不是 was working how to help your classmates,over come shyness/编一个对话或作文 how to make your dream come truehow to make your dream come true作文 How does your sister come to school every day? how many people __(come) to your party last Saturday? whats your hobby?how does it come into being?写不来：（ How come! who come to your home?是什么时态,为什么没用助动词do呢? Your picture has come out这是什么时态啊、、初中有Have has 的句型结构 come your how was your school trip用此时态的意义是什么 How do you get along with your new classmates now?有now,为什么不用进行时态 请问这里用什么时态,为什么?How long ____ your aunt _____(keep) this book? ( )does your mother come to the club?A,how many B,how often C,how about D,where spring has come是什么时态 How can you double your money?外加两题：Where does Thursday come before Tuesday?When do elephants have eight legs?趣味问答 How is your new house coming along?怎么翻译?come along 在句中的意思是什么? How can you make your dream come ture这个句子是否正确,为什么?