Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I can’t walk in these high-heeled boots. I keep_____.
A.falling over
B.falling back
C.falling off
D.falling out

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
Be careful when you _______ that jug. It will break very easily.
A.pour
B.operate
C.handle
D.employ

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I didn’t hear you come in last night. You _______ very quiet.
A.should have been
B.could have
C.must have been
D.must be

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
I wouldn’t like to be a senior manager. You have to _____ a lot of responsibility.
A.suggest
B.carry
C.convey
D.bear

The word "localized" in the third paragraph is closest in meaning to _______.
A.specified
B.circled
C.surrounded
D.encircled

According to the passage, the numerical value of the concentration level of a substance is only useful if _______.
A.the other substances in the area are known
B.it is in a localized area
C.the natural level is also known
D.it can be calculated quickly

The word "noxious" in the third paragraph is closest in meaning to__________.
A.poisonous
B.natural
C.known
D.essential

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
All births, deaths and marriages are entered in the _______ records. Most of these records have been computerized in recent years.
A.national
B.social
C.official
D.internal

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
At the end of the training course, each participant was presented with a ______ of completion.
A.degree
B.certificate
C.diploma
D.qualification

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The ______ high levels of pollution in the coastal areas are a matter of great concern to the government.
A.redundantly
B.intensively
C.marginally
D.excessively