What were you doing when she dropped in—I for a while and_________ some reading

________ the small town is! — Yes, it is more beautiful than ________ town that I visited lastyear.

I’ve never been to Beijing before.–_____.Let’s go there together this summer vacation.

If I had one million dollars,I would________it to the charity. [ ]

The river, ____ are covered with trees, is very long.