4.We should not fancy him our enemy； he is our friend.
A.to B.as
C.for D.in
解析：考查fancy sb. as/(to be)的用法，把……当作……。
答案：B
3.The mother said that she would buy a gift for her daughter with the .
A.20 dollars remained B.20 dollars to remain
C.remained 20 dollars D.remaining 20 dollars
解析：remaining剩下的，在句中作定语。
答案：D
2.Our house is about ￡ 100,000.
A.worth B.worthy
C.worthwhile D.cost
解析：A、B、C三个选项中只有A项后可跟表示价值或价格的名词。D项为动词，也应排除。
答案：A
1.He all his pockets but failed to find money.
A.searched B.searched for
C.was in the search of D.looked for
解析：考查search用法辨析。search强调动作，searched for强调搜寻的目的，故选A。