Ourheadteacheroftensays,“Youwillnotpasstheexam
问题详情：
Our head teacher often says, “You will not pass the exam ______ you work hard.
A. if B. unless C. since D. when
【回答】
B
知识点：连词
题型：选择题
问题详情：
Our head teacher often says, “You will not pass the exam ______ you work hard.
A. if B. unless C. since D. when
【回答】
B
知识点：连词
题型：选择题
