The plan for the new design occurred to Mr. Smith______on his work recently.
Is yoursister’snameKate?—Yes, ____ is.
There are _________months in a year, and I like the _______month—December.
I was really too busy with my homework and I couldn’t help ____________ housework.
Every time_____they met, they would talk several hours together about all of the situations_____ appear in the working world.