我爱干净的空气和阳光。
I love the ____________ air and ____________.
你认识那个戴眼镜的人吗？
Do you ____________ the person ____________ glasses?
你不必呆在家里。
You ____________ ____________ to stay at home.
我们的英语老师要求我们每天练习讲英语。
Our English teacher asks us to ____________ ____________ English every day.
在那里我们架起帐篷，生火取暖并做饭。
There we ____________ ____________ tents and made a fire to keep us warm and cook food on.