It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any ________. (2012·湖北,29)
. Our teacher has a __________ for thinking up ways _________ his speeches attractive.
The police tried ________________ to break up the protest crowds.
When we climbed up to the top of the mountain, we were all___________.
. All the students were____ when they heard the_____ news.
Last night he worked until late. _____, he had to walk home in the dark.