Ⅰ.单词拼写
根据汉语或首字母提示，写出下列单词
1．Today they had sent back all the pictures and slides(幻灯片)，she thought.
2．I always ask how much time I have to make my presentation(报告)．
3．Her daughter studies in the third grade in a junior high school.
4．The boss had an informal discussion with me this morning，I feel really down.
5．They have had to adapt themselves to a war economy.
Ⅱ.拓展词汇
根据词性和汉语提示，写出下列单词
1．formal adj.正式的，官方的→informal adj.非正式的
2．adapt vi.(使)适应；改编→adaptation n．适应；改编
3．present vt.提出；出现；介绍；赠送→presentation n．报告；陈述，说明
4．junior adj.低年级的→senior adj.(反义词)高年级的；年长的
