---There is only a _____ shoe under my bed. Where is the other? ---It’s over there. Your dog has taken it away. A. pair B. double C. single
—— Are you Lily ? —— Yes ,____________.
—— How are you ? —— I’m fine ,thanks. How are you ? —— _______________
英文缩写H1N1 的含义是_______________. 硬黑 B. 光盘 C. 甲型流感 D. 乙型流感
晚饭后,你散步时遇到你的一个朋友,你应说_________ 来打招呼。
老师说;“Good afternoon , class!”学生应该说__________________.