While some academicians believe that business ethics should be integrated into every business course, others say that students will take ethics seriously only if it would be taught as a separately required course.
only if it would be taught as a separately required course
only if it is taught as a separate, required course
if it is taught only as a course required separately
if it was taught only as a separate and required course
if it would only be taught as a required course, separately
主将从现,并且would是不能在if句中出现的
当两个形容词有并列关系时,用逗号或者and其实都是可以的。
Y will happen, only if X happens
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