处理堵塞的喷射管路时,喷枪口的前方及其附近()有其他人员。 A.应当 B.必须 C. 发布时间:2018-08-29 22:17 │ 来源:www.tikuol.com 题型:单项选择题 问题: 处理堵塞的喷射管路时,喷枪口的前方及其附近()有其他人员。A.应当B.必须C.严禁
题型:单项选择题 —Your sister nearly _________ all her spare time to her study during the three years.—That’s right, or she _________ the first place in her school in the College Entrance Examination.A.devoted; wouldn’t have takenB.spent; wouldn’t have takenC.hadn’t devoted; hadn’t takenD.hadn’t spent; couldn’t take 查看答案