Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.In the kitchen, there is ___________table.A.large beautiful wooden roundB.wooden round large beautifulC.beautiful large round woodenD.round large wooden beautiful
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.That poor man used to live in a ______ house.A.modern big brickB.big modern brickC.brick big modernD.modern brick big
Theo thuyết A-rê-ni-ut, chất nào sau đây là axit?A. $ { C _ 2 }{ H _ 5 }OH $ B. $ N{ H _ 3 } $ C. $ C{ H _ 3 }COOH $ D.KOH
Theo thuyết A-rê-ni-ut, chất nào sau đây là bazo?A.$KOH.$B.$ { C _ 2 }{ H _ 5 }OH $.C.$ { HCl}$.D.$ C{ H _ 3 }COOH $.
Theo thuyết A-rê-ni-ut thì chất nào sau đây là muối trung hòa?A. $ N{ a _ 2 }HP{ O _ 4 } $ B. $ {{\left( N{ H _ 4 } \right)}_ 2 }S{ O _ 4 } $ C. $ NaHC{ O _ 3 } $ D. $ NaHS{ O _ 4 } $
Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.In the United States ________ the states but Hawaii is an island.A.neither ofB.all ofC.none of D.no of
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.Jane only makes cakes with the ________ butter.A.best unsalted DanishB.best Danish unsaltedC.unsalted best DanishD.Danish best unsalted
Dãy nào sau đây gồm các hiđroxit lưỡng tính?A.$ Fe{{\left( OH \right)}_ 3 },Mg{{\left( OH \right)}_ 2 },Zn{{\left( OH \right)}_ 2 } $.B.$ Ca{{\left( OH \right)}_ 2 },Pb{{\left( OH \right)}_ 2 },Zn{{\left( OH \right)}_ 2 } $.C.$ Ba{{\left( OH \right)}_ 2 },Al{{\left( OH \right)}_ 3 },Sn{{\left( OH \right)}_ 2 } $.D.$ Zn{{\left( OH \right)}_ 2 },Al{{\left( OH \right)}_ 3 },Sn{{\left( OH \right)}_ 2 } $.
Theo A-rê-ni-ut, hiđroxit nào sau đây có tính lưỡng tính ?A.$ Pb{{\left( OH \right)}_ 2 } $ B.$ Zn{{\left( OH \right)}_ 2 } $ C.$ Al{{\left( OH \right)}_ 3 } $ D.Tất cả
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.I took __________ to this town.A.a boring long train journeyB.a train journey boring longC.a train journey long boringD.a long boring train journey
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