问题补充:
I don’t have to live in the hotel my friend provides a very good place for me.
A. because
B. if
C. until
D. because of
答案:
(答案→)A. because
B. if
C. until
D. because of
解析:because“因为”引导原因状语从句,if“如果”引导条件状语从句;until“直到…才”引导时间状语从句,because of“因为”后面应该接名词,代词或动名词等,不能跟句子。根据前后句的关系,本句应该用because,所以本题选A 。