中国政府正忙于为2022年北京—张家口冬季奥运会做准备。
The Chinese government is busy the 2022 Beijing﹣Zhangjiakou Winter Olympics.
There is something wrong with his teeth. He should go to the (牙医).
Everyone may have problems. We should (明智地) solve them.
The sayings (提醒) us to try our best and never give up.
Very few people can (发音)my name correctly.
I think it's (必要的)to prepare some food and water for our trip.