I spend 20 yuan to buy books every week这句话对么?还是应该改为I spend 20 yuan buying books every week还有 I often from school with my friendA go back home B go back to home C go back at home D go back in home这话什么

This book_____two yuan .so I two yuan in buying it. A.cost:spend B.costs:spent I spend 20 yuan to buy books every week这句话对么?还是应该改为I spend 20 yuan buying books every week还有 I often from school with my friendA go back home B go back to home C go back at home D go back in home这话什么 How much will I pay for the meal?Thirty yuan will ________. ----- all you have to have.A. use B. cover C. cost D. spend he has to ___ 20 yuan on the book. but l needn't___ any money for it. A.pay,spend B.cost,payC.spend,payD.take,spend并说明选择的理由 It takes me 20 minutes to finish all my homework.(同义句转换)还有I spent 30 yuan (in) buying the pen.用take,spend,pay,cost的适当形式填空。1.I ______ 100 yuan on this coat last week.2.The coat _______ me 100 yuan last Sunday.3.I ______ How much do I have to____this dictionary?-Fiften yuan.A.cost B.pay for C.spend D.take this is the book _____which I spend 5 yuan. I spend fifteen yuan buying my t-shirt同一句 this is a book _____ which I spend 5 yuan. I spend ten yuan on the picture的同义句 I spend 50 yuan on this chair.改为同义句. I spend 30 yuan buying this book.同义句转换 I （ ) ( ) 30 yuan ( ) ()this book . I spend 150 yuan for these shoes 句型转换 I ----------150 yuan-------these shoes The trip to Wuxi will ______ each person about 500 yuan .A.spend B.cost C.pay D.take 连词成句:one、wins、 first、 yuan、 twenty、 to、 spend I spend 100 yuan on the coat .同义句转换i__100 yuan __the coat 划线提问I spend 15 yuan on this book.划线部分15 yuan The book cost me 20 yuan (改为同义句)I ____20yuan_____the book.为什么是spend on而不是pay for?