TRAFFIC LIGHTS The first traffic signal was invented by a railway signaling engineer. It

Câu hỏi :

Read the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 33 to 42. Fill in the appropriate word in question 38

A. middle

B. heart

C. focus

D. halfway

* Đáp án

A

* Hướng dẫn giải

Chọn A

“in the middle of st”: ở giữa của cái gì

Copyright © 2021 HOCTAP247