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

Air pollution, together (A) with littering, (B) have been causing (C) many problems (D) in our large, industrial cities in the last few years.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

The International Red Cross helps people in need without any discrimination based on_______, race, religion, class or political opinions.

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.

Up until the middle of the 19th century, there were no_______and well established anny nursing systems for casualties.

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He asked, "Why didn’t she take the final exam?” - He asked why______the final exam.

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When the alarm went off, everyone proceeded calmly to the emergency exits.

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The line is busy; someone_________the telephone now.

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The number of Vietnamese sport officials and referees of international standard taking part in regional tournaments has increased rapidlv.

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ASEAN press praised the great_________ of Vietnamese athletes at the 22nd SEA Games.