A.cách li tập tính.
B.cách li sinh thái.
C.cách li thời gian.
D.cách li địa lí.

A.the market
B.the sale
C.business
D.the goal

A.can't she
B.wasn’t she
C.can she
D.was she

A.can't she
B.wasn’t she
C.can she
D.was she

A.Both overeating and physical inactivity result from several deadly diseases.
B.Apart from physical activities, eating too much also contributes to several deadly diseases.
C.Not only overeating but also physical inactivity may lead to several deadly diseases.
D.Overeating and physical inactivity are caused by several deadly diseases.

A.My sister wishes that she applied for the job in the summer.
B.My sister feels regret because she had applied for the job in the summer.
C.If only my sister didn't apply for the job in the summer.
D.My sister wishes that she had applied for the job in the summer.

A.My sister wishes that she applied for the job in the summer.
B.My sister feels regret because she had applied for the job in the summer.
C.If only my sister didn't apply for the job in the summer.
D.My sister wishes that she had applied for the job in the summer.

A.You mightn't book tickets for the flight in advance.
B.You mustn't book tickets for the flight in advance.
C.You needn't book tickets for the flight in advance.
D.You shouldn't book tickets for the flight in advance.

A.The teacher reminded me not to write the answers on the answer sheet.
B.The teacher reminded me to write the answers on the answer sheet.
C.The teacher agreed to write the answers on the answer sheet.
D.The teacher promised to write the answers on the answer sheet.

A.The US President Barrack Obama hasn't been visited Viet Nam since 2016.
B.The US President Barrack Obama visited Viet Nam since 2016.
C.I have visited The US President Barrack Obama for the last five years.
D.The US President Barrack Obama hasn't visited Viet Nam since 2016.