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.
A. be confident
B. be pessimistic
C. be smart
D. be optimistic
* Đáp án
D
* Hướng dẫn giải
Đáp án D
Giải thích: Look on the bright side = be optimistic: lạc quan