【单选题】When did you go to see the doctor?
C.
I am sure I will be all right soon.
【单选题】–Could you please tell me _______? –Sure. Park it right here.
A.
when did you go to the park
B.
when you went to the park
C.
where I can park my car
D.
where can I park my car
【判断题】代表性误差是指在抽样调查中,由于工作失误、被观测者不配合而导致收集数据与实际情况不符的误差。
【单选题】节气指二十四时节和气候,是中国古代订立的一种用来指导农事的补充历法,是中国古代汉族劳动人民长期经验的积累和智慧的结晶,是我国劳动人民独创的文化遗产,对指导农业生产和指示气候变化有重要作用,下列有关节气的说法错误的是()
A.
就绿茶而言,明前茶是茶中的极品,雨前茶是茶中的上品,雨前茶即雨水节气前采制的用细嫩芽尖制成的茶叶。
B.
芒种节气一到,我国长江中下游地区将进入多雨的黄梅时节,所以人们就开始了常说的“三夏”大忙季节,即指忙于夏收、夏种和春播作物的夏管。
C.
处暑节气在立秋和白露之间,意思是炎热的夏天即将过去了,但此时,南方地区经常会受到所谓“秋老虎”的困扰。
D.
冬至是中国农历中一个非常重要的节气,也是中华民族的传统节日、我国很多地区在冬至这一天有祭天祭祖的习俗。
【单选题】— When did you go to bed last night? — Very late. I didn't go to bed _____ my father came back. [ ]
【单选题】--When did you go to bed last night? --I didn't go to bed _____my father got home. [ ]
【单选题】—When did you go to the United States? -- I remember _______ there when I was ten.