题目内容
句型转换,每空一词.
The government must do something about air pollution.
The government must ________ ________ ________ ________ air pollution.
take, measures, to, prevent
Wear a hat to protect your face from the sun.
Wear a hat to ________ the sun ________ ________ ________ ________.
Because they think and act differently, they express different emotions. ________ , they express different emotions.