问题补充：
The Parkers bought a new house but will need a lot of work before they can move in.
A. they
B. it
C. one
D. which
答案：
A. they
(答案→)B. it
C. one
D. which
解析：。考查代词。分析题意可知，they显然不合，which多引导从句，从此为并列句式，one表示泛指，而此处空格内容指代前面提到的the new house。句意：帕克一家买了一套新房子,但是要想住进去,还需要一些工作。
