unbrella前要加an吗如题

unbrella前要加an吗如题 a white umbrella 还是 an white unbrella? 我们都知道是an unbrella那如果单单字母U前用a还是an? Were I you ,I would take an unbrella with me.为什么要倒装呢? A few minutes later he returns with an unbrella的意思 As the rain (start) to fall,everybody who (watch) the game (put) up an unbrella He went out without an unbrella ____he was caught in the rain and was wet throughA and soB becauseC so thatD in case 1.there is one peach in my hand.2.she has a camera and an unbrella 3.he is a driver .怎么变复数 I have ______ an unbrella to your mother答案用了brought,可是have不应该是构成现在完成时的吗,为什么是用brought而不是bringing? 汉译英 是个游泳的好季节it's a good__ __ __ take an unbrella with you.it __(rain)outside1.汉译英 是个游泳的好季节it's a good__ __ __2.take an unbrella with you.it __(rain)outside for men is a helpful guide the dog blind 连词成句还有几个tower started the lunch we to climb after(.)by minute the start a itself will machine in(.)door is the unbrella behind an there(.) 英语翻译Give me an umbrella ,so that the follows me .My daily entry in the daily is all written inside that wet unbrella .Make her existence felt .One person can only have one appearance . Don't forget to ___ an unbrella with you in case it rainsA.bring B.carry C.fetch D.take请问为什么要选D 选B不行吗?因为什么 求详解 是考虚拟么?If I ____ an unbrella with me ,I wouldn't get wet on that rainy day .A tookB had takenc taked an taking我知道选b,如果是虚拟的话,与过去事实相反后面为什么不是would have done 结构? I hope you can choose me _(be) the monitor.We are getting ready _(hold) a party _(celebrate) the special day.I often see the girl _(help) the elderly _(cross) the street.Can you see her _(hold)an unbrella for an woman at the moment? Remember to take your unbrella等于什么?( ) ( )( )三个空 i found my unbrella where i had left it I had neither a raincoat nor an unbrella.____I got wet though.A.It's the reason B.That't why C.There's why D.It's how我知道答案是B,但是为什么不能是A.前面不是个句子吗,不能用A的原因是什么,我明天要去上学了._____has