作业帮 > 英语 > 作业

能答几道答几道,1 On hearing the ( ) news,she was very ( ) and looke

来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:英语作业 时间:2024/06/14 08:11:00
能答几道答几道,
1 On hearing the ( ) news,she was very ( ) and looked at me ( )
A surprising,surprising,with surprise B surprise,surprised,with surprised
C surprising,surprised,in surprise D surprised,surprise,in surprised
2 They need to find a comfortable room( )
A living B to live C to live in D living in
3 I really don't know( ) next
A how to do B what to do it C what to do D how to do about it
4 I'll get them ( ) you
A to agree with B for you to take C for you taking D of you taking
-----------------------------------------------------------------------------------------------------------
1 把直线y=-2x向上平移后得到直线AB,如图所示,直线AB经过点(m,n),且2m+n=6,则直线AB的解析式为?
2 直线y=x+3与x.y轴分别交与A.B两点,直线y=2x+1与x.y轴分别交与D.C两点,则四边形ABCD的面积为(思路已有,最好有图,
图是数学第一题的
能答几道答几道,1 On hearing the ( ) news,she was very ( ) and looke
(很是抱歉,我自己画的数学第二题的图没有办法复制到这里,请原谅!)
(1)英语
1 C 以ing结尾的形容词修饰物;以ed结尾的形容词修饰人;in surprise作方式状语.
2 C 本题较难.live是不及物动词,如果其后边加宾语,则必加介词.find ---to do ---; to live in 做宾语补足语.“他们需要找一个舒服的房子住.”
3 C 此题较难.how to do结构中,how做的是状语,而do 需要一个词作宾语-- sth.,所以在这个结构中必须要加it ;;;;;what to do结构中,what 做的是do 的宾语,所以没有必要再加it作宾语了.
4 A 如果你的题没有抄错的话,只有A才能翻译通顺啊!
(2)数学
1 把直线y=-2x向上平移后得到直线AB----那么直线AB的方程为y=-2x+k
点(m,n)带入AB的方程中,得:n=-2m+k;与方程2m+n=6连理方程组,解得k=6 .所以AB方程为y=-2x+6.
2 四个点的坐标如下:A(0,3) B(-3,0) C(0,1) D(-1/2,0)
用三角形OBA的面积减去三角形OCD 的面积,就等于四边形ABCD的面积.S(ABCD)=4.25