题干
﹣ The novel seems a little boring.
﹣You won't enjoy it you put your heart into it.
A：when
B：if
C：after
D：unless
答案(点此获取答案解析）
D
﹣ The novel seems a little boring.
﹣You won't enjoy it you put your heart into it.
A：when
B：if
C：after
D：unless
