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語(yǔ)序的(12)一件商品先提價(jià)百分20,又降價(jià)百分之20,征詢(xún)?nèi)缃袷潜仍瓋r(jià)低了仍然高了,仍然相等?(13)有個(gè)底面積是314平方厘米的圓柱體,里面有裝的一些水,放入一個(gè)圓錐,使圓錐完全浸沒(méi),水面升高了10厘米,求這個(gè)圓錐的體積是多少?(14)______ cheese do you need? Just a little,please.A How much B ? C How many(15)10以?xún)?nèi)質(zhì)數(shù)最簡(jiǎn)真分?jǐn)?shù)有幾個(gè)?(16)兩個(gè)質(zhì)數(shù)相乘1合數(shù)2質(zhì)數(shù)3奇數(shù)4偶數(shù)(17)It was a cold day in December in New York City. A little boy about 10 years old was standing in front of a shoe store on Broadway. He was looking through the windows. Barefooted(赤腳的) and shivering(顫抖的)with cold. A lady walked to the boy and said, “ My little boy, what are you looking at?”“I am asking God(上帝)to give me a pair of shoes,” the boy said.The lady took him by the hand and went into the store. She asked the clerk to get a pair of socks for the boy. She then asked if the clerk could give her a basin(臉盆) of hot water