一物体从高h处做自由落体运动,经时间t到达地面,落地速度为v,那么当物体下落时间为t/3时,物体的速度和距地面高度分别是[ ]
A.
B.
C.
D.
答案:C
根据课文原文填空
小题1:Unfortunately, the doctor don’t know how to make me better, but I am very _____and have learned to________ _____my disability.不幸的是大夫们不知道如何治好我的病,但我很开朗乐观,学会的适应身体的残疾。
小题2:I told myself they weren’t dangerous but that didn’t stop me from feeling _________ _______ ________ for a moment.
我自言自语地说它们并不危险,但是这样一定也不能抑制我那怕得要死的心情。
小题3:I love listening to the family softly talking to each other in their language, ______ _______ I could not ___________ _______ the conversation.他们家里人轻声细语地用自己的语言在交谈。我很喜欢听他们谈话,尽管我不能加人他们的谈话。
小题4:You have to get used to a whole new way of life, which can _____ ________all your concentration in the beginning.
你还必须习惯一种全新的生活方式,在一开始的时候这就会你的全部精力。
小题5:So Claire borrowed a _______ of books from the library for him to read, ______ ______, scan.
于是克莱尔从图书馆借来了一堆书给托尼阅读,更确切地说给他浏览一下。
根据句意及汉语提示,填写句中所缺的单词。
小题1:They have English and math on _______(星期一) morning.
小题2:We often borrow some books from our school______ (图书馆).
小题3:I don’t know if Mary is ______ (好) at swimming.
小题4:Can you tell me the ______ (首都) of Canada?
小题5:September is the ______ (九) month of a year.
小题6:We should take an ______ (积极的) part in physical exercises.
小题7:We are strongly against dropping litter ______ (到处).
小题8:Lucy often plays tennis to relax ______(自己) after sch00l.
小题9:The boy is so ______ (聪明的) that he can work out the problems easily.
小题10:It is impolite to ______ (指) at anyone with your chopsticks while eating meals.