. Jack is good, kind, hard-working and intelligent. _____, I can't speak too highly of him.
People often mistake some __________ objects such as kites or balloons for UFOs.
—Did you happen to see __________ black and __________ white cat?—Are they missing? I told you to take care of them.
Newspapers reported the news; __________, I think that's all nonsense.
If you __________ my advice, you __________ your failure now. You __________ your victory.
If they don't __________ to overcome bad habits, they won't be able to achieve their goal.