若【a+b】=【a】+【b】,且a<0,则b____0 【横线上填什么?】
1.若a>0,b/b/,则a+b____0(填大于小于号)2.若a>0,b<0,则a+b_____0(“>、<”)“//
a+b>0,a分之b>0则 a____0,b____0.
若a>0,b>0,则ab____0,a分之b____0; 若 a
当a>b,b____0时,或者a0.
关于正负数大小的问题若a/b小于0,那么ab____0 ; 若ab/c小于0,且ac大于0,那么b____0 ;若a=0
She lives________and always walks to school.横线上填什么?A.near B.
keep friendship ____横线上填什么?A.live B.living C.alive D.lively
( )Can you ___a recorder?A listen B listen to C hear 横线上填什么?
A:What are t_ _ _ _ beside him?横线上填什么?B:Some flowers.
横线上该填什么?A:How ----------animais?B:I like dogs very much.
when the car____,i will let you know.横线上填什么?A arrives B gets
若a、b都是无理数,且a+b=2,则a,b的值可以是 ___ (填上一组满足条件的值即可).