Li Ming studies hard he can pass the exams.

I’m sorry, but there’s no smoking in this section on the train.-Oh, I ________ that, and I won’t again.[ ]

Lily, can you help me ______ — Sure. Where’s the brush

On farewell party the foreign teacher gratefully_____ all the helps from all the school.

When_______ to work as a doctor, Miss Hu—Three years ago.