.请说明原因...I want them to know that what they did for me was not___.A.in vain B.for vain 我查词典 这两个词都一样的意思...该选什么?

来源：学生作业帮助网 编辑：作业帮 时间：2024/07/07 10:08:37
xՐJ@_el^ DқO"XIh[RE@+m_&پ݊egvoFu4“O٠O:B3-ܳz\-t+ʗPknAml0 &*)ɂ;6xrKR໧,giRMW˺!ћ'e~'- P迦KQE/ऺ\mƽ||C*~l(J4N(]O,*4t@"^/U혖v8*\N5}ʩ$A&lHB`