– I’m sorry I stepped on your toe; it was an accident. – It wasn’t! You did it ______.
------ Look, where are you going ? ------ Oh, I’m terribly sorry. ______.
11. ______ she is young, she knows quite a lot.
It is really hot ______ January in Xi’an now. Better take off your coat.
___________, a form must be filled in.
If you can make what the teachers teach ______, you will make rapid progress.