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( )96.“ ______ do you write to your parents ?”“ Once a month.” A. How long B. How much C. How far D. How often ( )97.He asked who was _______ in your class. A. the oldest B. oldest C. older D. the older ( )98.The teacher told us ______ Exercise 1 in our exercise books. A. do B. to do C. doing D. does ( )99.I found _____ very difficult to learn maths well. A. what B. it C. that D. this ( )100.I' m ______ to trouble you. A. glad B. afraid C. fear D. sorry |