. The school has recently decided that students aren’t permitted to use mobile phones at school, but I find it difficult to _______ this decision..
If you go on thin ice ,you risk ______through.
---Go out for a picnic or go to KTV with some friends this weekend? ----I don’t care _______ we can relax(放松) ourselves.
--- Did Mary attend the meeting on time yesterday? --- No,she ______late as usual ,which made the boss very angry.
As is known to all,the local economy will____the newly built highway.
Drivers’using _____mobile phones on ______road is also a main cause of traffic accidents