There are altogether eleven books on the shelf, ______five are mine.
187. The actor is very forgetful. He often forgets his_____and his group can’t work regularly.
186. The post-graduate wants to be a part-time in the capital library where he can read some rare and precious books.
185. When I was at school, I had to learn a Tang poem by__________each week.
184. In no time the locusts came down and started eating everything --- the wheat, the corn, the grass and even the _____ on the tree.
183. Hearing the funny speech given by the famous professor, all of us burst into _____.