【简答题】Nowadays most people decide quite early what kind of work they would do. When I was at school, we had to choose ( 11 ) when we were fif. I chose scientific subjects. 'In the future , scientists wi...
【简答题】根据所给的主题句及提示,写好段落的扩展句。 主题句:He was kind and shy before a group of naughty girls, but he was very strict in his teaching and with our students. 1 teach us—a lot in knowledge—as well as in morality 2 I re...
【多选题】虚箭线的作用有______。
B.
两项或两项以上的工作同时开始和同时结束时,必须引入虚箭线
【简答题】虚箭线的作用有( )。 A.连接和断开工作之间的关系 B.区分两项同时开始同时结束的工作 C.正确表达相关工作的逻辑关系 D.表达一项需消耗资源的工作 E.表达一项需消耗时间的工作