A.If you own a small car, it uses more gas.
B.The smaller the car, the more gas it uses.
C.The larger the car is, the more gas it uses.
D.Large cars don’t use as much gas as smaller ones.

A.Le Corbusier was greatly influenced by architectural styles.
B.Le Corbusier had influenced greatly in developing architectural styles.
C.Le Corbusier had a great influence on architectural styles.
D.Developing architectural styles has a great influence on Le Corbusier.

A.Was it a week ago that you last saw George?
B.Where do you think George was all last week?
C.Have you got any idea what happened to George last week?
D.Did you, by any chance, see George last week?

A.Jean’s mother said she liked her dress.
B.Jean’s mother complimented her on her lovely new dress.
C.Jean’s mother wanted to buy a lovely new dress.
D.Jean’s mother told her to buy that lovely new dress.

A.The money is thought to be stolen by Steve.
B.Many people think that the money is stolen by Steve.
C.Steve is thought to have stolen they money.
D.It was Steve who stole the money.

A.HCl.
B.NaOH.
C.AlCl3.
D.NaNO3.

A.5,60.
B.7,80.
C.6,72.
D.13,44.

A.2,24.
B.5,60.
C.4,48.
D.3,36.

A.etilen.
B.axetilen.
C.anđehit axetic.
D.axit axetic.

A.Dung dịch lysin không làm đổi màu quỳ tím.
B.Etylamin phản ứng với dung dịch NaOH.
C.Protein đơn giản chứa các gốc β-amino axit.
D.Phân tử Gly-Ala-Val có 4 nguyên tử oxi.