There can be little doubt _____ bombing Libya would drive thousands more to take up arms.
30.When you finish your work, don’t forget to put the tools back where they ________.
29.The police tried to get some clues from the suspect, but he remained________
27.In hot weather, an old tyre can break again easily _____it’s mended.
26.PE will be part of the high school graduation examinations.______,you will have to be strong and healthy to graduate.
25.If you sleep short of 7 hours, you are three times _______ to catch a cold.