— You’ve dropped ________ “s” in the word “necessary”.— Oh, ________ letter “s” is doubled.A．a; a B．

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• This is _____ useful book that we all need to read it. [ ]A. such an B. such a C. so D. so a -八年级英语
• It’s not __ good idea to drive for four hours without _ break.A．a; aB．a: theC．the; aD．the;-九年级英语
• —What useful book it is!—Yeah, it tells you how to play guitar.A．an； theB．a； aC．a； theD．an； a-九年级英语
• —What’s this in English, Miss Zhang? —It’s ______ eraser．A．an B．the C．a-七年级英语
• 1 lost _____pen he gave me yesterday, but now I've bought ______new one. A. a, the B. the, a C.
• Don't talk to Mary like that, she is only____ eleven-year-old girl.A．aB．anC．the D．/-九年级英语
• Her daughter began to play _____piano when she was five. Now she's very good at it.A．an B．a C．t
• There is _______big desk in our classroom. _______desk is for our teacher. A．a, TheB．a, AC．the, TheD
• What _______honest boy! And he is ______ best student of all.A．a; aB．an; the C．a; theD．the; the-八年级英
• —What’s the matter, Tony? —I have ______fever.A．anB．/C．aD．the-八年级英语
• —What’s ______ most useful invention in the 20th century? —______ computer, I think.A．the, A B．a, A
• —Does the zoo have _______ elephant?—Sorry, I don't know. [ ]A. a B. an C. the -七年级英语
• — Excuse me, what’s this in English?— It’s _____ eraser.A. aB. anC. the-九年级英语
• Eddie has _________ e-dog at home.[ ]A. the B. a C. an D. /-七年级英语
• Rush Hour is_____ exciting movie. Jackie Chan is _____ the movie.[ ]A. a, onB. the, in C.an, inD. an
• — Whatcolorisit?— It's_____ green. It's_____ greenpencil.[ ]A. a; aB. /; aC. a; anD. an; a
• There is ______"u" and ______"s" in the word"us". [ ]A. an…a B. a…anC.
• —Mum, could you buy me a dress like this? —Certainly, we can buy ______ one than this, but ______ th
• 句型转换。1. The boy is on the city basketball team.(改为同义句) The boy is _______ _______ _______the city ba
• —Be careful ! There is _____dog lying on the ground.—Thanks a lot.[ ]A. aB. anC. theD. /-九年级英语
• There is "u" and "n" in the word "uncle". [ ]A. a; a B. an; an C. a; a
• This is _____ map. That’s ______ eraser. [ ]A. a; anB. a; aC. an; anD. an; a -七年级英语
• This is _____ very _____ action movies. [ ]A. an; excited B. a; interestedC. a; exciting D. an; inte
• —Shall we go on _______visit to Shanghai after the exam? —No. I have to practice playing _______ pia
• —What's this?—It's.[ ]A. a appleB. applesC. an appleD. an apples-七年级英语
• There is _______ elephant show and _______ dolphin show this afternoon.[ ]A. an; an B. a; a C. an; a
• There is _______ "u" and _______ "s" in the word "useful".[ ]A．a; anB．
• This is ________ eraser and that's ________ gold ring. [ ]A.a, a B.an, anC.a, an D.an, a-七年级英语
• —What would you like for _____ breakfast, Mr. White?—Three pieces of bread with _____cup of black te
• People will work three daysweek. [ ]A. aB. an C. theD. /-七年级英语
• 一What's that? Is it ________ eraser?一Yes,it is．It's my ________ eraser．[ ]A．a；theB．a；／C．an
• —What's wrongyour back ? —I havesore back. [ ]A. to; a B. with; a C. with; /D. to; the-八年级英语
• —Hello, Li Ming, have you got e-mail address?—Oh, yes, I have got one.It's qzlm, @ hotmail. com
• Mary is _____ girl.[ ]A. a 8 year - old B. an 8 - year - old C. a 8 - year - old -九年级英语
• The man called Jim ishonest worker.[ ]A. aB. an C. theD. x-九年级英语
• Each of the students under 15 years old doesn't have _________ ID card.[ ]A．anB．theC．anyD．a-七年级
• —Is thisbook? —Yes, it's. English book.[ ]A. a; a B. a; an C. art; an-七年级英语
• I think English is ____ interesting subject. [ ]A. a.B. an.C. theD. /-七年级英语
• Weheld______partylastweek.______partywas________lotsoffun.[ ]A.a,The,aB.the,The,a C.a,The,/ D.a,The,
• Jack bought _____ book. _____book is very interesting. [ ]A. an; TheB. a; TheC. an; AD. a; A-九年级英语
• There is(有)________ “M”intheword“middle”.[ ]A. a B. an C. the D. /-七年级英语
• 按要求进行句型转换，每空一词。1. My backpack is under the bed.(对画线部分提问)______ ______ your backpack?2. Are her pens
• There is ____ "f" and ____ "d" in the word "friend". [ ]A. a; an B. th
• There is _____ report in today's newspaper. It's about Shanghai International Film Festiva
• There is _______ basketball here. Do you like playing _______ baseball?[ ]A. a; a B. a; /C. the; the
• -Is this ________ book?-Yes, it's ________ English book.[ ]A. a; aB. an; anC. an, aD. a; an-七年级
• That's _____ interesting game. [ ]A. a B. anC. the D. /-七年级英语
• After school we usually play ______ basketball for half ____hour on the sports ground．[ ]A．the；a B．t
• Maria's sister has ________ new job. He is ________ cook now. It's ________busy work.[ ]A.
• Everyone thinks that Simon should getawardhis hard work. [ ]A. a, of B. an, for C. /, for D. an, wit