Ôn thi Cấp tốc 789+ vào 10 môn Tiếng Anh (đề 25)

All people should join hands in protecting the environment

14/50

Mark the letter A, B, C, or D to indicate the correct answer to the following question.

All people should join hands in protecting the environment ______ we can gain better health.

in order that

because

when

even though