题目内容
5. Lily usually (exercise) in the morning.
5. exercises
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9. a book in the library,enter a key word into the computer.
A. To find B. Find
C. To write D. Write
4. exercise的两种词性
动词 | 意为“锻炼” |
名词 | 作“习题;训练活动”讲, 是(可数/不可数) 名词 |
作“锻炼”讲,是(可数/不可数) 名词 |
Bob never in the morning,but today he is doing morning in the playground.
A. exercise;exercises
B. exercises;exercises
C. exercise;exercise
D. exercises;exercise