When John left the room, he ________ take his things.
实数a、b在数轴上的位置如图所示,写出不等式组x+a>0x-b>0的解集为____ .
找出读音不同的一项。
①A. broken B. pocket C. coat D. boat ____
②A.boy B.toy C. enjoy D.heavy ____