If we work harder, we will make more progress in science and technology.(改为同义句)
harder, we will make more progress in science and technology.
Mr. Smith has been in China for six years.(对划线部分提问)
has Mr.Smith been in China?
President Xi Jinping asks every Chinese to continue working hard for happy lives. ( 改为同义句) President Xi Jinping asks every Chinese to working hard for happy lives.
All the students have to pay attention to the pronunciation of each word. ( 变为被动语态 ) Attention to be to the pronunciation of each word.
You shouldn't shout back to your parents! ( 改为祈使句 )
back to your parents!
Both you and he have received an invitation to the English party. ( 改为否定句 )
you he has received an invitation to the English party.