64. When he went to the airport for the ticket, Tom suddenly realized that his passport had ____ for half a year.
A) abolished B) expired C) amended D) constrained
65. Since the information was easily____, we found it immediately.
A) acceptable B) accessory C) accessible D) possible
66.There is no known cure for SARS, but doctors are developing ways to help sufferers ____ it.
A) retard B) eliminate C) dispense D) handle
67. She was____ her brains to remember the man's time, but her bad memory failed her.
A) hitting B) beating C) racking D) exhausting