23. The class is unusual_______ the students are all over fifty and none of them attended the middle school when they were young.
89. The task is hard, ____, the workers managed to finish it in time.
88. My old school friend comes to see me now and then. The underlined part means ____.
87. Terry was so tired that he couldn’t walk ________.
86. Joe and my father are getting __________.
85. David arrived back from Paris __________ than I expected.