Amy___her umbrella at school yesterday.A.forgets B.left C.forgot D.leavs

Amy___her umbrella at school yesterday.A.forgets B.left C.forgot D.leavs 是 a umbrella还是an umbrella,为什么? a hand--free umbrella 意思 请问a umbrella group怎么翻译, ( )blue umbrella ( )里是填a还是an? a white umbrella 还是 an white unbrella? （ ）umbrella.用a或an填空 We have an umbrella.否定：（ ） A.We don't haveWe have an umbrella.否定：（ ）A.We don't have an umbrella.B.We don't have umbrella.C.We haven't an umbrella.D.We have no umbrella. 把This ia an umbrella.This is a William's umbrella.This ia aWilliam's black umbrella改为特殊疑问句 Is this （）umbrella?A.an B.a C./ the man with a umbrella.哪里错了 a very umbrella of the woman 怎么翻译 Tom have a beautiful umbrella.哪里错了?怎么改正? Yesterday my sister bought ____ the one your sister bought last month.A.as beautiful an umbrella as B.so beautiful an umbrella asC.as a beautiful umbrella as D.so a beautiful umbrella as 答案怎么是A呢？ 为什么umbrella前面不加an加a I have_____beautiful umbrella 括号里是加a还是an Ask him to bring a umbrella to school 改错 we have an umbrella a.(改为否定句