Phương trình nào sau đây là phương trình của chuyển động thẳng biến đổi đều:
A.x = x0 + at2/2
B.x = x0 + v0t2 + at2/2
C.s = x0 + v0t + at2/2
D.s = x0 + v0t - at2/2

Khi vật chuyển động thẳng biến đổi đều thì:
A.Vận tốc biến thiên được những lượng bằng nhau trong những khoảng thời gian bằng nhau bất kì.
B.Vận tốc biến thiên theo thời gian theo quy luật hàm số bậc hai.
C.Gia tốc thay đổi theo thời gian.
D.Gia tốc là hàm số bậc nhất theo thời gian.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
It’s no use _______ a language if you don’t try to speak it too
A.to learn
B.learn
C.learning
D.learned

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
When ______ the 2018 Oscar for the best Actor in a Supporting Role, Sam Rockwell thanked his mom and dad for
A.awarded
B.awarding
C.having awarded
D.was awarded

Choose the right answer:
Ms. Daniels, a wealthy entrepreneur, is reputed to have developed her wealth through _________ in the stock market.
A.invest
B.invested
C.investing
D.invests

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.
Nowadays a large number of young people spend much time_________the Internet.
A.to surf
B.surfed
C.to surfing
D.surfing

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.
I am angry because you didn’t tell me the truth. I don’t like ________.
A.being deceived
B.to deceive
C.deceiving
D.have deceived

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.
I must warn you I am not used to _______so rudely.
A.be spoken to
B.speak
C.speak to me
D.being spoken to

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.
Most countries spend a large portion of their budgets ________ for their citizens.
A.provide education
B.providing education
C.to educational provides
D.education provided

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question.
She ________ driving to the station every day but then she suddenly decided to walk instead.
A.was used to
B.didn’t used to
C.used to
D.had used to