How has he become an expert at planting fruit tress?(The reporter asked the peasant)改为宾语从句

How has he become an expert at planting fruit tress?(The reporter asked the peasant)改为宾语从句 he has become a How did he become an actor?这句中become为什么不是became? how to become an intentor 英语作文 How long has he _____in Greener china A become B joined C take part in D been how many does he has? ①when did the singer first become famous ②How an①when did the singer first become famous ②How and why did he /she first become famous ③what famous songs she recorded when?④How many CDs she sold ⑤How did you find out about him ⑥Is he s Served in all ways ,coffee has become an international drink 帮我翻译一下 how to become an inventor how can you become an effective and efficient english learn He is said ( )the stage already as he has become an official.A .to have left B.To leave C.to have been leftD.to be left 应该选什么?为什么?有什么巨型么?He is said ( )the stage already as he has become an official.A .to have left B.To lea he has an uncle (对an提问) 谁能帮我翻译一下英文句子“How human error and poor performance has become an everyday occurrence on how you interface with technology and how, as a result of this course, you will ensure better performance”这句话是什么意思?谢 英语翻译He has become all things to all men. to truly understand how...中的to的作用As he became acquainted with American politics,however,he realized you have to work hard to keep abreast of changing values to truly understand how absurdly controversial this issue has become. He has become a teacher.这句里的become难道不应用过去分词? He has become what he wanted to be ten years ago这是什么从句那 she has remained where I stood yesterday for an hour 中的remained 也是系动词?那怎么区分系动词和普通动词啊 The man ________a lot,he ________ fatter.A:has changed; has become B:changed;become 应该选择A吧