Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The sign warns people ______ the dangers of swimming in this river.
A.about
B.against
C.to
D.from

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Over the past 30 years, the average robot price ______ by half in real terms, and even further relative to labor costs. 
A.is fallen
B.has fallen
C.were fallen
D.have fallen

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
If he improved his IT skills, he _______ a job.
A.will easily get
B.would easily get
C.will easily have got
D.would easily have got

_______(27)
A.be
B.ever
C.been
D.never

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I won’t be home for _______ dinner this evening. I’m meeting some friends after _______ work and we’re going to _______ cinema.
A.x/the/ x
B.The/ x / x
C.x / x /the
D.x /the/the

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Is it acceptable to touch ______ person on _______ shoulder in a conversation?
A.a – the
B.the – a
C.the – the
D.a - a

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The more you talk about the matter, ______.
A.the worse the situation seems
B.the worse seem the situation
C.the situation seems worse
D.the situation seems the worse

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
_______ what she prepared for the job interview, Megan didn’t pass it.
A.Despite of 
B.In spite of
C.Though
D.However

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
If I ______ that there was a test yesterday, I would not be punished now.
A.knew
B.have known
C.had known
D.would know

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
No one on the plane was alive in the accident last night,               ? 
A.wasn’t he
B.weren’t they
C.were they
D.was he