连词成句
①他 画画 正在 毛笔 用
②朋友 的 我 是 小明
③天边(biān) 飞来 鸟儿 从 了
①他正在用毛笔画画。
②小明是我的朋友。
③鸟儿从天边飞来了。
如图所示，R1：R2 = 2：1，当开关S闭合后，R1、R2两端分得的电压分别为U1、U2，则U1：U2 =（ ）
too, lost, red, first, English, eraser, find, number, must, last
Hi, I'm Jenny Brown. Jenny is my ____ name. Brown is my ____ name. I'm an ____ girl. This morning I ____ my pencil box in the library. I ____ find it. My pencil box is ____. In it, you can see an ____ and a set of keys. If you ____ my pencil box, please call me. My telephone ____ is 765-0652. You can e-mail me, ____. My e-mail address(地址) is jenny 1256@ 126.com. Thanks!
