Boys and girls, you should know what a great difference good manners in public will ________ to a person.
8. He was so deep in thought, thinking of the problem ______ he knocked into the tree without noticing it.
7. In Beijing Olympics, Michael Phelps swam into Olympic history, ______ the first athlete to win the most gold medals ever.
6. He is a talkative man, but he didn’t say a word in today’s discussion. I am not sure how to ______ his silence.
30. Chinese food always gains ____________ from people all over the world.
29. -- I have never dreamed of__hope of succeeding in carrying out the experiment. Isn’t it a dream? -- ________.