問 最近要跟公(gong)司(si)簽訂勞(lao)動(dong)合同(tong)，想咨詢一下，無(wu)效勞(lao)動(dong)合同(tong)有哪些啊？

答 1.口(kou)頭(tou)約定合(he)同(tong) 2.一邊倒(dao)合(he)同(tong) 3.脅迫合(he)同(tong) 4.無保障合(he)同(tong) 5.附帶保證(zheng)合(he)同(tong) 6.真假合(he)同(tong) 7.抵制(zhi)性(xing)質合(he)同(tong)