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

More and 90 percent of the calcium in the human body is in the skeleton.

Unfortunately, we’ve made ______.

______, Mozart was an accomplished compose while still a child.

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 of the following questions.

I stayed there with her for a while before I left.

I get quite depressed when I think about the damage we are ______ to the environment.

We insist that more money ______ in education.

Mark the letter A, B, C, or D on your answer sheet to indicate the most suitable response to complete each of the following exchanges.

John: “You’re already leaving? The ball is only starting.” 

Mary: “But it is very late, so ______.”

After I ______ from college, I ______ as a teacher.