通常指背地里向老师汇报同学的缺点的叫打()。
参考答案:打小报告
Remember, boys and girls. ______ you work, ______ result you will get. [ ]
A. The better, the harder
B. The harder, the better
C. The harder, the good
D. The hard, the better
轴承6308,其代号表示的意义为()。