John is very _______ if he promises to do something he’ll do it.[ ]

If Mrs. Brown ____ more exercise, she will be bettersoon.

I have been worried about the possible danger ofdriving on a railway line. —Do not be afraid. God will______ us.

It is well known that Thomas Edison _______ the electric lamp.

When is the Spring Festival this year—It’s______February 19th. But people celebrate it______the evening of February 18th ．