Bộ 40 đề thi Tiếng Anh vào 10 có đáp án - Đề 16

Energy-saving bulbs should use to save electricity.

5/40

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.

Energy-saving bulbs should use to save electricity.

Energy-saving

use

to save

electricity

Giải thích

Đáp án B