单选题:Suchelectrontubes________inaradiosetarealsofoundinaTVset.A.t 题目分类:英语 题目类型:单选题 查看权限:VIP 题目内容: Suchelectrontubes________inaradiosetarealsofoundinaTVset.A.thatweuseB.asweuseC.asweusethemD.thatweusethem 参考答案: 答案解析:
Everyofficerandeverysoldier_______obeytherules.A.hadtoB.have Everyofficerandeverysoldier_______obeytherules.A.hadtoB.havetoC.hastoD.musthavet 分类:英语 题型:单选题 查看答案