【題目】There’s __________ with my computer. It works well.
A. something wrong B. nothing wrong
C. anything wrong D. wrong something
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【題目】
【1】a, bat, baseball, she, has
_________________________.
【2】have, a, you, bat, do, tennis
_________________________?
【3】good, that sounds
__________________________.
【4】bat, the, nice, girl, doesn’t, a, have
___________________________.
【5】play, soccer, let’s
__________________________.
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【題目】現(xiàn)有60 ℃時硝酸鉀的飽和溶液,若將其溫度降到20 ℃,此時有關該溶液的說法不正確的是( )。
A.仍為飽和溶液
B.硝酸鉀的溶解度發(fā)生了變化
C.降溫前后溶液的質(zhì)量不變
D.降溫前后溶劑的質(zhì)量不變
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【題目】按照一定依據(jù)把物質(zhì)進行分類,是研究物質(zhì)的組成、結(jié)構(gòu)、性質(zhì)和用途的常用方法,F(xiàn)有三組物質(zhì):①金剛石、水銀、鎂條、干冰;②醋酸、小蘇打、食鹽、純堿;③白酒、空氣、鹽酸、白磷。每組中均有一種物質(zhì)所屬類別與其他三種物質(zhì)不同,這三種物質(zhì)依次是( )。
A.金剛石、小蘇打、白酒 B.干冰、醋酸、白磷
C.水銀、食鹽、空氣 D.鎂條、純堿、鹽酸
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【題目】We have to __________ the questions before answering them.
A. look after B. look up C. look through D. look at
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【題目】 —__________ do you go to the dentist?
—Let me see, twice a year, maybe.
A. How many B. How much
C. How often D. How soon
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【題目】C
Hi, I’m Tina. This is a photo of Class 18. This class has twenty-five students, twelve girls and thirteen boys. These are Amy and Bob. Amy is Bob’s sister. Amy is 12 and Bob is 13. Amy likes English and math. Bob likes music. He has a CD collection. This is Bruce. He is 14. He likes sports and he has a sports collection. Jerry is a teacher. He is thirty-four years old. He likes blue, black and green. Many of his clothes are in these colors. Do you know the relationship between Jerry and Bruce? Aha! Jerry is Bruce’s uncle. And you can call him at 0543—3617625.
【1】_________ girls are in Class 18.
A. 12 B. 13 C. 24 D. 25
【2】 Bruce likes _________
A. sports B. English C. music D. white
【3】 The underlined word "relationship" means _________.
A. 關系 B. 性別
C. 愛好 D. 差異
【4】 _________ and Bob are in a family.
A. Jerry B. Amy C. Bruce D. Tina
【5】Jerry’s _________ is 0543-3617625.
A. card number B. telephone number
C. bus number D. school card number
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【題目】請你個舉一個實例,說明下列有關溶液的敘述是錯誤的.
(1)溶液一定是無色的
實例:_____________溶液不是無色的;
(2)均一、穩(wěn)定的液體都是溶液
實例:_________是液體,但不是溶液;
(3)溶液中的溶質(zhì)一定是固體
實例:__________可作溶質(zhì),但不是固體
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