1 how many hours does my working day last?
2 what articles did they discuss last weekend?
3 what have I read in the original?
4 what were they doing when I came?
5 why was I absent?
6 how long did it take me to get there?
7 how are they going to travel?
8 who always speaks English to him?
9 when will she do the work?
10 what did I teach him?