When you travel to foreign countries，you'll realize how important itis to learn English．（改写句子，句意不变）
You'll realize the of learning English when you travel ．
Both of us do the dishes every day．（改为否定句）
us does the dishes every day．
She put the keys on the table yesterday．（改为一般疑问句）
she the keys on the table yesterday？
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．