I knocked at the door hard,and soon the door opened and a _____ face looked out, “ who is troubling me at this time of night.”
That art center is _______ used to be a factory, ______ millions of tractors were produced.
--- Have you finished the report? --- No. I ______ it all this week.
Last week, only two people came to look at the house, ____ planning to buy it.
Wherever he goes, he readily _______ to new circumstances.
Anyone who has spent time with children the difference in the way boys and girls similar situations.