—Liu Yi, do you miss your parents? I hear that you go back home once every month. — Of course. You know this is the first time I _____ in the dormitory at school, far away from my hometown, Luoyang. [ ]

His explanation was so confusing that I could hardly make anyof it at all.

This cloth you bought is cheap，but it __________well.

A teacher of English and class teacher _______ ussomething about volunteer workers.

40. Let’s put our heads together and decide_____ a plan of action.