He was so pleased with all _____ we had done for him _____ he wrote us a letter to praise us for it.
Many Chinese like watching People Who Moved China, which honors those _____ contributions should be remembered and learned from.
— What has _____ my dictionary? I can’t find it. — Don’t you forget you’ve lent it to Lucy?
_____ for the young man to spit in the subway!
Difficult _____ in practice, this new technique hasn’t been applied.
— Did you watch the sunrise of Mount Tai last weekend? — Yes. Luckily enough, when we climbed to the top of it, the thick fog began to _____ .