Soldiers often wear ___________so you can’t see them easily

The customer service department is responsible for fulfilling. ............ from the public and has to forward them to the chief financial officer.

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A forest fire can be made mostly by a __________ cigarette butt or a campfire.

Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:

Emotions are complicated (A) psychological phenomena those (B) we cannot sum up (C) in everyday (D) terms.

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Let’s _______ the grammar one more time before the test.

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There is a surprise party for Susan this Saturday so please don’t ______

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Stringed instruments are played by drawing a bow ____ the strings or by plucking the strings with the fingers

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He has two bookstores. One is in Hanoi. ______ is in Ho Chi Minh

Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions: 

The number of wildlife habitat reserves (A) have been (B) established in order to (C) save endangered (D) species from extinction.

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Not only ______ in the field of psychology but animal behavior is examined as well

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Jack prefers to be a big_______in a small pond so he works for a small company with only sixty employees

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There were so_________students that he had to close the class

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A man was arrested for _________________ the White House in November 2017

She ___________ terrible upset if I lost this ring.

Mark the letter A, B, C, or D on your answer sheet to indicate the undelined part that needs correction in each of the following questions:

We (A) are going to visit (B) our grandparents (C) when we (D) will finish our final exams

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You have to take the full course of your antibiotics even if you feel better, _____ your illness will simply return

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Parents realized that young teachers were making great________to help their poor kids

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In some countries, many old-aged parents like to live in a nursing home. They want to _____ independent lives.

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Peter bought a ______ car as a present for his wife two weeks ago.

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You should turn off the lights before going out to save ______

The teacher explained so much stuff in just one lesson that most of the students could ____ only half of it.