Do you know who was the last_____the classroom last night?A.left B.leavingC.toleave D.had left

Do you know who was the last_____the classroom last night?A.left B.leavingC.toleave D.had left
Do you know who was the last_____the classroom last night?
A.left B.leaving
C.toleave D.had left

Do you know who was the last_____the classroom last night?A.left B.leavingC.toleave D.had left
A.
谁是昨晚最后离开的人.
who is the last one left.
如他是最后一个离开的.
He is the one who left last.

选C
你(们)知道昨晚谁是最后一个离开教室的吗?
不定代词后面的后置定语只能用动词不定式.

C, sb. is the first/last to do sth.

C 因为一旦遇上 the first ，the last，very这类的词就要接不定式，学不定式时候要学的

有序数词或最高级修饰名词用非谓语修饰的话就用不定式