Make sure that the lighting is _____so that we can see all things clearly.[ ]

Her child was crying, but she ___________ him and carried on with her work.

Mary won the first prize in the competition.—-_________. She said she made several terrible mistakes.

At school, we are taught knowledge how to behave well.

Miss Li_____ as a secretary for five years in the company, and now she is general manager of it.