i an doing a s----- about learning english以s开头的 关于英语学习的一个什么方法吧I am doing a s（） about learning English.首字母填空

i an doing a s----- about learning english以s开头的 关于英语学习的一个什么方法吧I am doing a s（） about learning English.首字母填空 Jenner developed the idea by doing an experiment with a farmer's son.翻译 I saw an old man k_____ down by a car yesterday.时态是什么 DOING? Tom said to ___,What an I doing? A.his B.himself C.him D.he 提示：A:I am doing an experiment.B:what is it on I an usually ------------(tire)after a week's work I spent half an hour___my homework.Afinish doing Bto finish doing Cfinishing to do Dfinishing doing please add_“s”after_“r”.-OK,i understand. A an an Ba an C an the Dthe the 1 ——————sister is a teacherA She B She's C Her2 Xi'an is one of the __in ChinaA old city B oldest cty C oldest cities3 I don't have a ruler,Can I use_______?A yous's B your C you4 Wht ___you doing at 8:00 last night?I__ the Intenet.A did, What is your father doing He's is talking ( ) an old man A at B to C in I will finish （ ）my work before（ )A.to do ;Children's Day B.doing;Childrens' Day C.to do ;Childrens' D.doing;Children's Day 1.I have a backache.I have an ________ in my back.2.I spent an hour and a harf in doing my homework last night.It _____ me an hour and a harf _______ do my homework I ( ) half an hour doing my homework erery day A：take B:spend C:use D:cost需要原因哦. ( ) 15.I spent half an hour ___________ my homework .finish doing sth 完成做某事( ) 15.I spent half an hour ___________ my homework .finish doing sth 完成做某事A.finish doing B.to finish doing C.finishing to do D.finishing doing What is Tom's mother like?My name is Tom.My mother is a middle school teacher.She is doing housework now.What am I doing?I am doing my homework.What is Tom's mother like？ A:hi,LiMing.How it going?B:Pretty good.A:What are you doing no?B:I'm waiting for a bus.A:What are you going?B:I'm going to the station to meet my sister.A:Oh,she lives in QingDao.It's an ingteresting cityB:Yes,you are ).如题,填上面↑这个括 英语翻译是What an i doing every day? I am doing an experiment about.的中文意思