问题
选择题
Tim used to ______ in the morning, but now he is used to ______ in the evening.[ ]
A. read, read
B. reading, read
C. read, reading
D. reading, reading
答案
答案：C
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Tim used to ______ in the morning, but now he is used to ______ in the evening.[ ]
A. read, read
B. reading, read
C. read, reading
D. reading, reading
答案：C
sin
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