问题
选择题
David said that it was because of his strong interest in literature ___ he chose the course.
A．that
B．what
C．why
D．how
答案
答案：A
这个句子稍微复杂点。Said that 后面的是宾语从句。然后在这个从句里，有一个it is…that的强调句。整个宾语从句意思说：正是因为他对文学有浓厚的兴趣，他才选择了这个课程。