Christmas is the anniversary of the birth of Christ, generally celebrated on December 25. It is one of the chief festivals of the Christian calendar and is (51) a social and family holiday. Christmas customs vary from (52) and among groups of different national (53) In most areas, however, homes and public places are (54) with evergreens, Christmas trees, (55) lights, and glittering ornaments. It is the busiest time of the year for merchants, and shops are filled (56) lavish displays and merchandise of all sorts. People send Christmas cards and buy gifts for their families and friends. Children look forward to (57) Santa Claus. They (58) their stockings on Christmas (59) and on Christmas morning they discover the gifts that have been left for them during the night. In the afternoon, families gather to (60) presents and to share the traditional Christmas dinner.
57().
A. visit
B. visiting
C. a visit from
D. visited by
参考答案：C
解析：
根据语法规则，look forward to后面应接名词或名词性的词组，所以D项visited by首先被排除。visit一词虽然也可用作名词，但多数名词一般需要带冠词，所以A项visit也不正确。B和C从语法看都是正确的，但根据常识，孩子们盼望的是圣诞老人的来访(visit from)而不是去拜访圣诞老人(visiting)。所以只有C是正确答案。