颈上五芒星 幼苗
共回答了18个问题采纳率：88.9% 举报
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爱在云上飞 花朵
共回答了24个问题采纳率：79.2% 举报
Azzz1 幼苗
共回答了2个问题 举报
回答问题
急,急,英语翻易,Everybody needs a little time away,I heard her say
1年前3个回答
I heard that China is a “Kingdom of bicycles”,and I know thi
1年前5个回答
When she heard that her life was in ________ danger, she fel
1年前1个回答
英语问题1..--Where's Mary now? Do you know? --No,but I heard ___
1年前2个回答
I heard that the _____ was cancelled.
I heard that Xian was a good place_____sightseeing
His answer __ quite right.A.listened B.listened to C.heard D
Perhaps everyone has heard warnings about the “freshman 15”,
I _____ along the street when I suddenly heard footsteps beh
we heard a noise and run away
1年前4个回答
2.That's all ______ I have seen and heard.A.which B.that C.w
The girl's mother left when she heard this bad news.A hurril
起形容词作用的过去分词是不是表主语的被动语态 如Dan was most surprised when he heard
I once heard a story about an emergency medical technician J
-We have not heard from him for a long time .
All the students were sleeping____they heard a m
miss whitw has already heard from her sistera改为一般疑问句
Have youever heard of the love story which is about Xu Xian
Children are often heard to sing this song翻译
i haven't heard from him recently.
你能帮帮他们吗
一项工作甲乙合作8天后剩下的部分甲单独做需8天完成,乙单独做需12天完成如果全部工作由甲乙合作几天完成
在粗糙水平轨道上，有一物块以初速度v 0 =6m/s，向右做匀减速直线运动，其加速度a大小为4m/s 2 ，求：
求函数导数：y=2lnx+1/x的平方；y=(1-2x)/1+2x
帮我求下列函数在指定的左、右极限,并判断极限的存在性
文学常识填空。（1）《精卫填海》选自《__________》，它是我国现存最古的___________。（2）《论逆境》
精彩回答
赵强家今年收苹果185千克，收的梨是苹果的2倍少45千克．他家收了梨多少千克？苹果和梨共多少千克？
小王是失业返乡的农民工，他参加了创业培训班，学到技术后，贷款开了一家小型汽车修理店，由返乡路走上创业路和致富路。这启示我们 [ ]
喷火坦克的火焰可以以每秒100米的射速喷向目标，它的速度可写作（ ）。
下列说法有错误的一项是 [ ] A．“温故而知新”中的“故”“新”都是形容词用作名词，指旧知识和新知识。
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