Question 38: We all believe that a happy marriage should be mutual love.
A. based on B. concerned with C. confided in D. obliged to
Question 39: According to people, most animal and plant species on earth will soon die out.
A. optimists B. pessimistic C. pessimists D. optimistic
Question 40: I don’t think this record will ever .
A. get out B. run off C. catch on D. put down