As far as I’m concerned, if it ____ social problems with the younger generation then it’s a good thing.
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We did not question the ____ about their lifestyle, and so can say little on this issue.
You can save money if you're ____ about where your home is located. Not everyone lives in the city center.
The company is looking for a way to ____ their products without increasing the cost.
As China has ____ natural conditions across its land, Chinese people living in different areas enjoy different but rich staple food (主食).