--- ? --- He is friendly and generous.
It’s a long time ago ______ I saw you last time.
The boy ________ his book here and forgot ________ it home.
-Excuse me.Could you wake me up when my friend ______here?-Of course.But we still don’t know when your friend ____ here.
Eating healthy food can help us .
—I’m going to Sanya for my holiday tomorrow.—_______