珍惜水资源公益广告:英语填空

来源:百度文库 编辑:中科新闻网 时间:2024/10/02 07:40:28
1 It ( ) himself an hour to do the work.
A spend B took C used D lend
2 The boy presents his invention ( ) the class.
A to B for C at D of

B A
肯定对

B
A