1 Having never met with such a _____ problem, he felt _____ and didn’t know how to solve it.

Sorry indeed. I______ to your birthday party if …—Forget it. I know you were out on business.

There is much chance_________ Bill will recover from his injury in the time for the race. [ ]

The gravity on Mars is only about________ of that on Earth.

We could make it from here to Florida if we drove all night.—— ___________! It’s a three-day drive.