Giúp em vs mn ơi,mai em nộp r
Câu1: Hurry up or we will be late for the concert
--) If we.....................................
--) Unless we....................
Câu2: Our sources of energy will soon end if we don't try to save them
--) Unless.............................................
Câu3: Lan'll catch cold if she doesn't keep her foet dry
--) Unless......................................
Câu4: Because he doesn't pay attention to the teachers,he doesn't understand the lesson
--) It...................................................
Câu5: You needn't summit the essay today (It)
--) ............................................................
em cảm ơn ạ
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Sinh Học lớp 12
