please give me tow----.为什么用pieces of paper?

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• please give me tow----.为什么用pieces of paper?
• choose the best answer.请说明原因?1 this kind of ______is made in japan A radio B radios C a radio D radioes 2 ——bad weather ! i hope it wont last long A how B what C what a D how a 3_____wonderful we have had !A how B how a C what D what 4this glass has _______as that one on the table A so many sweets B as much tea C so much water D as many milk 5 would you give me ______please ?A two papers B two piece of paper C two pieces of paper D two pieces of pap
• Could you please give me there.A.pers B.pieces of paper C.piece of paper D.pieces of papers
• 1,.按要求改变句型.（1）She will make a plan.(改为一般疑问句）(2)Are you a pupil of this school?(改写,意思不变）(3)You can't go there.(变成反义疑问句)(4)The(yellow) pencils are short.(对括号部分提问）(5)Ask me some questions.(改成否定句)(6)Give him some pieces of paper.(改写,意思不变）(7)An elephant has four legs.(将an改成four)(8)There are (twelve English books )in the bag.(对括号部分提问）(9)The boy ofter (talks adout his town)on Friday.(对括号部分提问)(10)Bring them some eggs ,please.(单复变换)
• Could you please give me there.A.pers B.pieces of paper C.piece of paper D.pieces of papers
• There are tow pieces of (news) today.
• 等腰△ABC的三边分别为a、b、c，其中a=5，若关于x的方程x2+（b+2）x+6-b=0有两个相等的实数根，则△ABC的周长是（　　） A.9 B.12 C.9或12 D.不能确定