摘要： In our class, when the bell rang and the teacher closed his book, it was a for everyone to stand up. A. mark B. chance C. signal D. measure
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In our class, when the bell rang and the teacher closed his book, it was a ______ for everyone to stand up.
A. signal B. chance C. mark D. measure
查看习题详情和答案>>In our class, when the bell rang and the teacher closed his book, it was a ______ for everyone to stand up.
A. signal B. chance C. mark D. measure
查看习题详情和答案>>In our class, when the bell rang and the teacher closed his book, it was a ______ for everyone to stand up.
A. signal B. chance C. mark D. measure
查看习题详情和答案>>