HE TURNED OFF THE LIGHTS BEFORE GOING OUT_____________ WASTE ELECT...

Lớp 10 Tiếng Anh Đề thi thử vào lớp 10 môn tiếng Anh chuyên năm 2020 - 2021

11. He turned off the lights before going out_____________ waste electricity.A. so that not B. as not toC. in order that not D. so as not to