问题
选择题
Father made a promise _______ I passed the examination he would buy me a bicycle.
A.that
B.if
C.whether
D.that if
答案
答案:D
that引导同位语从句,对promise进一步说明或解释,that引导的同位语从句中,if引导的是条件状语从句。句意是“父亲许下诺言说如果我考试过关,他给我买一辆自行车”。