My father (爸爸) is a teacher (老师).He works(工作)in a_______.
Most Americans would prefer to keep their problems _____themselves, and solve their problems ______ themselves
The girl is too young _____ to school.
I’m sorry, Mr Li. I ________ my exercise book at home.—Oh, don’t forget ________ it here tomorrow, please.
The president spoke at the business meeting for nearly an hour without________his notes.[ ]