An A4 sized panel ( 太阳能板 ) put onto the back of a jacket costs __________ US$15. It could __________ a cellphone during a summer walk.
D
暂无解析
MrWhite________at8:30forthemeeting,buthedidn’tshowup.
Hiswholeschooleducation________only2yearsbecauseofhisillness.