what is in here? 对么

相关推荐

• language 到底可数么What a useful language English is!Flowers have their own language.language到底可数吗?
• 如果两个平面相交,那么它们只有有限个公共点.是对的的么?1.过一条直线的平面有无数多个.2.两个相交平面有不在同一条直线上的三个公共点.3.经过空间任意三点有且只有一个面.4.如果两个平面相交,那么它们只有有限个公共点.5.平面是矩形或平行四边形的形状 6.平面内有无数个点,所以无数个点构成的集合可看成一个平面 7.有无数个公共点的两平面重合 8.两两相交的三条直线必共面 这几个命题哪个是真的哪个是假的?点构成的集合可看成一个平面额那我再问一下为什么第一个是对的= =
• 高中英语（有分）改错,只有一个是对的.You know how pleased it is to receive a letter from a 1.____ friend of yours,and how much eagerly you open and 2.____ read it.Reading friendly letters are always an enjoyable 3.____ thing.As a matter of a fact,it is a way to visit those 4.____ friends and places which we usually can not talk with 5.____ and see them every day.When writing a letter,think 6.____ about the person to whom you are writing.What would 7.____ he like to kno
• 请帮我解决下面的英语作业吧从B栏中找出A栏中各句的应答语.A栏（ ）1.How are you?（ ）2.Hello!Is that Paul?（ ）3.Where’s My sweater,Mom?（ ）4.Would you like to come to my birthday party?（ ）5.What day is it today?（ ）6.Happy New Year!（ ）7.Can I help you?（ ）8.Could I use your dictionary?（ ）9.Jack,your T—shirt is very cool.（ ）10.What’s the date today?B栏A.Of course.Here you are.B.It’s September 21st.C.I’m very well,thank you.D.Yes,speaking.E.The same to you.F.Yes,please.I’d like a redG.Thank
• 句型转换 1.He often gets up [at 7:00].【对括号部分提问】 2.What's the time?【改为同义句】3.We [have lunch] at twelve o'clock.【对括号部分提问】4.Tom plays sports after school.【改为否定句】5.Jim goes to school at 7:00 every day.【改为一般疑问句】
• 3道英语题,望详解.148.Nobody told us _____ to go there. A.if B.whether C.why D.where155.We ______ allowed to leave school until the summer holidays start. A. aren’t B. will be C. wouldn’t be D. won’t be（费解,将来时?现在是?）163.What interesting ______! The wrong answer is: A.deer B.sheep C.news D.animalnews前加形容词以后不是要加a么~mena_roro还真幽默~！嗬嗬~呵呵~
• 电子在电场中向电场强的方向运动这句话是对的么.还有问下在真空中A、B两点分别放置等量异种电荷,在电场中通过A、B两点的竖直平面内对称位置取一个矩形路径abcd,如图所示,现将一电子沿abcd移动一周,则下列判断正确的是A、由a→b电场力做正功,电子的电势能减小B、由b→c电场对电子先做负功,后做正功,总功为零 C、由c→d电子的电势能一直增加D、由d→a电子的电势能先减小后增加,电势能总增加量为零为什么 由b→c电场对电子先做负功,后做正功.
• sin²pai/4+sin²pai/3+4cos²2pai/6等于多少?sin90度是不是可以缩掉?结果sin45度 还是sin345度?应该是 1/2+3/4+1=1 对么?
• I really can't do that这句话对么?我在翻译工具里面打“我真的不能那样做”,就出来这句,我觉得不对似的……如果对请高手解释下,不对也说明一下
• 英语翻译The wealth of the mind is the true wealth!We are here to give what we can to life,not to get we can from it.I hope he will keep good health and have wonderful time every day!
• 在Rt△ABC,∠C=90°,若BC：AB=8:17,且AC=30,求AB和BC的长
• 把下面除法算式的商用最简分数表示出来