【題目】世界每年因銹蝕而損失的金屬數(shù)量巨大,防止金屬銹蝕已成為科學(xué)研究中的重大問題.下列有關(guān)金屬銹蝕與保護(hù)措施的說法不正確的是( )
A.鐵銹蝕的實質(zhì)是鐵與空氣中的氧氣、水蒸氣等發(fā)生了化學(xué)反應(yīng)
B.同樣的鐵制品在海南比在蘭州更易銹蝕
C.在鐵表面刷漆可以防止鐵銹蝕
D.鋁的抗銹蝕性能比鐵強,生活中可用鋼絲球洗刷鋁鍋
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【題目】實驗測得某物質(zhì)中只含有碳元素,則這種物質(zhì)( )。
A.一定是金剛石或石墨中的一種
B.一定是木炭或活性炭中的一種
C.一定是碳元素的一種單質(zhì)
D.可能是一種碳單質(zhì),也可能是幾種碳單質(zhì)組成的混合物
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【題目】下列常見的鹽在生產(chǎn)、生活中的用途不合理的是( )。
A.用亞硝酸鈉腌制食品
B.碳酸鈉廣泛應(yīng)用于玻璃、造紙、紡織和洗滌劑的生產(chǎn)
C.用純堿消耗面粉發(fā)酵生成的酸
D.天安門前的華表是用大理石做的,碳酸鈣還可用作補鈣劑
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【題目】I want __________ to the supermarket with my sister this afternoon.
A. go B. to go C. going D. goes
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【題目】下列說法不正確的是( )
A.回收一個鋁飲料罐比制造一個新飲料罐要貴
B.回收鋁飲料罐可以節(jié)約金屬資源
C.回收鋁飲料罐可以節(jié)約能源
D.回收鋁飲料罐可以減少對環(huán)境的污染
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【題目】B
Winter Sale!
Winter is coming. So we are having a big and endofautumn sale. Look at the prices!
A blouse:$5
A coat:$20
A silk(絲綢) skirt:$28
A pair of trainers:$30
A pair of jeans:$30
Will you come to Reborn Fashion Shop on the 2nd floor of New Century Shopping Mall between Friday and Sunday?
Cash Back!
Spend twenty dollars in our shop, and we will give you five dollars back. Spend 40 dollars, and you will get 10 dollars back.
Remember:only at weekends
You are welcome to Happy Times Doll Shop on the first floor of New Century Shopping Mall.
Closing Down Sale!
Come to our shop next Monday. There is a discount(打折) on every kind of chocolate. And we will give you a big box of sweets for free(免費的) if you spend more than 20 dollars in our shop. So come to Sweetheart Chocolate Shop on the first floor of New Century Shopping Mall.
【1】 How many shops are there in this advertisement(廣告)?
A. Six. B. Four. C. Three. D. Two.
【2】 What is the price of a silk skirt in Reborn Fashion Shop?
A. $ 5. B. $ 20. C. $ 28. D. $ 30.
【3】If(如果) you spend 20 dollars in Happy Times Doll Shop, how much will you get back?
A. 5 dollars. B. 15 dollars.
C. 20 dollars. D. 40 dollars.
【4】If you want to buy clothes at a lower price, where should you go?
A. Happy Times Doll Shop.
B. Reborn Fashion Shop.
C. Sweetheart Chocolate Shop.
D. The first floor of New Century Shopping Mall.
【5】What does the underlined word mean in Chinese?
A. 商品 B. 發(fā)票 C. 贈品 D. 現(xiàn)金
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【題目】為預(yù)防自行車生銹,下列做法中不合理的是( )
A.車架表面噴涂油漆
B.鋼圈表面鍍防護(hù)金屬
C.鏈條表面涂機油
D.露天放置,日曬雨淋
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【題目】 Eddie eats __________ food every day. Hobo thinks he needs some __________.
A. too much; exercises B. too many; exercises
C. too many; exercise D. too much; exercise
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【題目】 Miss Fang is __________ English teacher. __________ is a good teacher.
A. our; Her B. my; He
C. mine; She D. my; She
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