15．We know it is hard to make such a decision____he has just built up the team for a year and the project is going through the important stage now

Which month has _________ days in a year— February.

Have you ever been to Disneyland–Yes. I ________ there last summer.

They had no sooner arrived at the bus station than the bus

Television has many advantages. It keeps us ____ about the ___ news and also provides entertainment in the house.