问题
选择题
—Has Li Hong gone to the library?
—Pardon?
—I asked the library.
A. if Li Hong had gone to B. if had Li Hong gone to C. Li Hong had gone to
答案
B
考查宾语从句。“李红已经去图书馆了吗？”“请再说一遍。”“我问的是李红是否已经去图书馆了。”宾语从句要用陈述句语序。A、C项的had放在主语前，是疑问语序，排除A、C。故选B。