问题
选择题
在平面直角坐标系中，若点P （m+3，m-1）在第四象限，则m的取值范围为[ ]
A.-3<m<1
B.m>1
C.m<-3
D.m>-3
答案
A
搜题请搜索小程序“爱下问搜题”
在平面直角坐标系中，若点P （m+3，m-1）在第四象限，则m的取值范围为[ ]
A.-3<m<1
B.m>1
C.m<-3
D.m>-3
A
根据对话内容，从方框内五个选项中，选出能填入空白处的最佳选项
B:I’m looking for a present for my friend, Dave. A:Oh just a moment. There are some toys over there . __2_ _. Do you like them? B:Yes. I think they are really beautiful. But I want to buy some books. _3_. A:Please come here. There are some picture books and story books. They are very interesting. B:___4__ A:They’re 20 yuan. B:____5____. |