Researchers are questioning whether exposure to these radio waves might (61) _______ to brain cancer.
Mark the letter A, B, C or D on your answer sheet to show the underlined part that needs correcting.
Children’s games, which are amusements (A) involve more than one individual, (B) appear to be (C) culturally (D) universal.
Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
We _______ today and I got into trouble because I hadn't done it.