School uniform is compulsory in most of Vietnamese schools.

What does the word "That way" in the last paragraph refer to?

If you want to be kept informed about current affairs you should listen to the radio.

Mark the letter A, B, C, or D on your answer sheet to indicate the word CLOSEST in meaning to the underlined word in each of the following questions. 

 People have used coal and oil to generate electricity for a long time.

Joseph R. Biden Jr. was elected the 46th president of the United States. He defeated President Trump after winning Pennsylvania, which put his total of Electoral College votes above the 270 he needed _______ the presidency.

Which of the following is NOT true according to the passage?

Which of the following is mentioned in paragraph 4 as an element that makes a satellite stay above the same spot on Earth?