Complete the following sentences without changing their meanings

You press this button to stop the machine. (use conditional sentence)

Mark the letter A, B, C, or D on your answer sheet to indicate the word that has the underlined part pronounced differently from the others.

Mark the letter A, B, C or D on your answer sheet to choose the word whose underlined part is pronounced differently from the rest.

Choose the word that has the underlined part pronounced differently from the others.

Choose the word whose underlined part is pronounced differently.

Choose the word whose stress is put differently from that of the others.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each the following question

Today’s scientists have overcome many challenges of the depth by using modern devices.

Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in the following question:

The students became more anxious as their exams drew nearer.