l'm sad because l ___ the exam a.don't pass b didn't pass
来源：学生作业帮助网 编辑：六六作业网 时间：2024/12/22 14:48:10
l''msadbecausel___theexama.don''tpassbdidn''tpassl''msadbecausel___theexama.don''tpassbdidn''tpassl''msadbe
l'm sad because l ___ the exam a.don't pass b didn't pass
l'm sad because l ___ the exam a.don't pass b didn't pass
l'm sad because l ___ the exam a.don't pass b didn't pass
b
应该用过去式.