The World War II made_________ impossible for Einstein to go on with his research. 

–Let’s go to the cinema by taxi.-Don’t worry, we have __________ time.

—How is Helen in her new school?—          goes well. She is satisfied with her new school life.

When Kerry and Sam met again two years later, each was pleased to see ________.

 I need some red ink badly, but there’s _____ at hand.