单选题:第52题应填__________ 题目分类:公共英语二级 题目类型:单选题 号外号外:注册会员即送体验阅读点! 题目内容: 第52题应填__________ A.followed B.realized C.thought D.recognized 参考答案: 答案解析:
若平面向量a,b满足|a+b|=1,a+b平行于x轴,b=(2,-1),则a=__________. 若平面向量a,b满足|a+b|=1,a+b平行于x轴,b=(2,-1),则a=__________. 分类:公共英语二级 题型:单选题 查看答案
Why do the speakers need to stop off in Hong Kong? Why do the speakers need to stop off in Hong Kong?A.Direct flights are more expe 分类:公共英语二级 题型:单选题 查看答案