问题
I won’t pass the exam ______I work hard.
A:whenever
B:because
C:if
D:unless
B:because
C:if
D:unless
正确答案是：
同类题型
187 The actor is very forgetful He oftenforgets his_____and his group can’t work regularly
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Don’t worry! I’m sure you’ll your classmates if you are kind and friendly to them.
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