People are sure to die when infected with COVID-19. ( )
举一反三
- People do not know for sure when numbers came into use. It is not______for sure when numbers came into use.
- something people say when they are not sure if something will be a problem ._________
- Even when infected people don't have any___, they can still pass the disease on to others.
- an expression people use when trying something they are not sure will be successful._______
- 常态化疫情防控:____ COVID–19 control