深眸缘绿 幼苗
共回答了25个问题采纳率：84% 举报
1年前
回答问题
--_______ do you visit your grandparents?
1年前1个回答
--- _______ do you visit your grandmother?--- Once a month.A
1年前4个回答
_______,I will visit you next Tuesday.(conve
--- _______ did you visit the History Museum? --- A we
Il you _______(go) to visit the zoo,you _______(see) a lot o
1年前3个回答
名词填空Yesterday a few _______ came to visit some _______ in Sh
— _______ do you visit your parents?
I am not sure _______ we will visit you next Saturday. [
_______ people will visit Qinzhou during the 12th Games of G
Along with the letter was his wish _______ he would visit me
He expressed his hope _______ he would visit China again the
He expressed a hope _______ he would visit China again the n
用所给的词的适当形式填空：No, he _______. He ______ (visit) the Palace Mu
Do you know _______?A.who will visit Mr Black B.how soon wil
–My friend _______ to visit me in a week.
There are lots of______(visit)_______(visit) China every yea
More and more _______ (来客）are coming to visit Yong pet seter
1年前2个回答
We hope _______ (find)a good place to visit.英语填空,
_______ people all over the world visit the Great Wall every
你能帮帮他们吗
负2.125+3+0.2.5+0.125+负3.2
"sometime" "some time" "sometimes" "some times"有什么区别 、、
词海拾贝（补充词语，选择恰当的词填在括号里）。
把6v,3w与4v,1w的灯L1,L2串联在电路中,则L1,L2的最大功率为多少瓦?
已知向量a=(sina,1),向量b=(cosa,2) a∈(0,π/4),（1） 若a‖b,求tana (2)若a·b
精彩回答
制造普通玻璃的原料是碳酸钠.、碳酸钙、石英（SiO2 ），反应的原理是碳酸钠. 碳酸钙在高温下分别跟石英反应生成硅酸盐（Na2SiO3、CaSiO3 ）。写出这两个反应的化学方程式：___________ 、___________ 。
我们解一元二次方程3x2﹣6x=0时，可以运用因式分解法，将此方程化为3x（x﹣2）=0，从而得到两个一元一次方程：3x=0或x﹣2=0，进而得到原方程的解为x1=0，x2=2．这种解法体现的数学思想是（ ）
某老师随机抽取20名学生本学期的用笔数量，统计结果如表：
人体有八大系统组成，人体的消化、呼吸等系统都在神经系统和（ ）的调节作用下，分工协作，密切配合，和谐统一，完成各种生命活动。
已知函数fx)=e^x-a(x+ 2). (1)当a=1时，讨论f(x)的单调性; (2)若f(x)有两个零点,求a的取值范围.
