The rescuers in Africa say it is worse than ever as disease and starvation to kill thousands.
—Is the experiment easy? — ________ . I’ll just do my bit.
Apples are usually sold by ________ weight and eggs are sometimes sold by ________ dozen.
.---Will someone go and get Mr. Black? ---He’s already been ___.
__ with such great difficulty, Jack felt at a loss ___.
—Sir, I’d like to take a week’s holiday. —____. We’ re too busy now.