—The rescue team are considering ______they can do more for the people suffering from the snow storm.—So they are.

The businessman is very modest about his success. He says it’s _____ the result of good luck as of his own diligence.

This approach, ______ more expensive than the basic one, provides us with considerably more usage flexibility.

I have worked with children, so I know _____ to expect in my job.

China is developing a rural health care service system, ____ I’m sure more residents will benefit.