Lucy hasn’t come back from the library ________.— Yes, I have ________ called her.

The gasoline .Let’s fill the car up at the next gas station.

Have you _____been to Beijing—No, but I want to go there next year.

You can hardly imagine the trouble the woman had ________ her children. [ ]

．—Do you feel like ________ there or shall we take a bus? 　　 —I’d like to walk. But since there isn’t much time left, I’d rather we________ a taxi.