He bought a house for his children ________
A、livedinB
本题属于动词不定式复合结构做后置定语。in不可省略。句意：他买了一套房子给孩子们住。
Peopleappreciate_______withhimbecauseheisknowledgeableandhumorous.
—You were brave enough to raise objections at the meeting.
— Well, now I regret ________ that.
The challenge is not one of expansion. _______, the rapid growth in enrollment over the last 40 years has come to an end.
I would love ________ to the party last night but I had to work extra hours to finish a report.
Sofarscientistshaveonlyacquired________understandingofthephysicalprocessesthatcauseearthquakes.
