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单选题
Father made a promise（） I passed the examination he would buy me a bicycle.
A
that
B
if
C
whether
D
that if
答案解析
正确答案：D
解析：
Father made a promise（） I passed the examination he would buy me a bicycle.
答案解析：正确答案是D，"that if"。这是一个复合句，其中"that if"引导了一个条件状语从句，表示假设条件，意思是"如果"。完整的句子应该是：Father made a promise that if I passed the examination, he would buy me a bicycle.
