For example, there are only three sentences in your diary: I swallowed saliva this morning, but I choked. Is the central command invalid? Go to the hospital for examination as soon as possible.

Then there will be at the beginning, middle and end of the diary.

So is math diary. For example, in the afternoon, Mr. X talked about factorization of cross multiplication, during which he was sleepy and couldn't do the problem. When you are a teacher, you should try to finish your homework independently. -Live together!