--- Jack fell off the ladder yesterday, but he is all right now.---What a lucky dog! He _______ himself badly.
Mencius believed that the reason why man _____ the animals is that man is good.
Strong sandstorms are often _____ you cannot see the sun.
He then moved to London, _____ he became famous.
One third of the class _____ agreed to be volunteers to help the aged this vocation.
It’s been years since I _____ myself so much.