并不是说您希望出现任何错误，但是在出现问题时能够恢复到起点总是不错的。
Not that you expect any problems, but it's always best to able to recover to the starting point should a problem arise.
由于要处理的代码模块有成百上千个，因此最佳起点是显示找到错误的输出位置，然后从该位置开始逆向查找来隔离问题。
With hundreds of code modules to deal with, a good place to begin is where the output revealing the bug is found, then work your way backward from there to isolate the problem.
家长们错误地以为儿童英语起点低，对办学者素质要求不高。
Parents think that starting of children's English is low, teaching quality was ignored.
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