The Whites are leading a veryhappy life; the farm is big enough for them to ____.

_______, her hands shook constantly and violently.

hear a number of workers in the factory _____ out of work and the number of them ______ quite large .

While many believe Benjamin Franklin to have discovered electricity, recent findings seem to show _____

We have to admit that never in the past twenty years ________ so greatly as before.[ ]