It is not uncommon for idioms to use complex sentences; As predicate and attribute; It means watching it many times, not novel.
Example: The tangle of body search is very common in Hong Kong. -Lu Xun's "On Hong Kong"
Too many such things have happened, and we have been watching them.
It is not uncommon to make a sentence 1. Before liberation, it was not uncommon for these people to eat together.
Many of our middle school students don't understand their parents' painstaking education, and it is not uncommon to run away from home.
In the feudal society of China, it is not uncommon for the ruling classes to kill each other and fight against each other.
It is not uncommon for some children to go astray under the influence of environment.
It is not uncommon for students in our class to be outspoken in the competition.
6. In today's busy and prosperous society, many businessmen constantly misuse, abuse and misuse the language of the motherland in order to increase profits; In ordinary daily life, mispronouncing words and language disorders are more common.
7. In feudal society, the struggle in officialdom was extremely complicated, and it was not uncommon for a rabbit to die and a dog to cook. Therefore, when many people of insight become famous, they live in seclusion in the mountains.
8. Distorting and misinterpreting policies is a common phenomenon in the process of policy implementation in China. "There are policies at the top and countermeasures at the bottom".
9. Rice is so common that it has been an indispensable staple food for many years. Some snacks in China are also very attractive.
10. The skyrocketing steel price will bring a lot of profits to the steel industry for a period of time, and the valuation of the whole industry will also rise. Prior to this, it was not uncommon to pay dividends to shareholders or declare enterprises bankrupt.