问题
You should always do eye ________. Don’t just sit at the desk busy doing ________.
A:exercise, exercises
B:exercises, exercise
C:exercise, exercise
D:exercises, exercises;
B:exercises, exercise
C:exercise, exercise
D:exercises, exercises;
正确答案是：
同类题型
The sale usually takes place outside the house,with the audience______on benches,chairs or boxes.
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