问题补充：
-------what a heavy rain!
-------So it is.I prefer at home on such a rainy day.
A. watch TV ,to go out
B. watch TV,go out
C. watching TV, to going out
D. to watch TV,going out
答案：
A. watch TV ,to go out
B. watch TV,go out
(答案→)C. watching TV, to going out
D. to watch TV,going out
解析：固定句型。prefer dong sth. to doing sth.“宁愿做……而不愿做……”，类似的还有，①prefer to do sth. ②prefer to do sth. rather than do sth.
