Alan is a careful driver , but he drives ____ of my friends. A. more carefully B. the most carefully C. less carefully D. the least carefully.
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.