[ Grammar ]
you study harder, you will fail the exam
A. If
B. Unless
C. Whether
D. However
Select your answer:
![](https://grammarquiz.net/static3/wait.gif)
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Tenses and Sentence Completion › View______ he was tired, he continued working late.
A. Because
B. Although
C. Despite
D. Unless
Grammar › View
Select the type of sign this picture belongs to.
A. Permission
B. Allowance
C. Obligation
D. Prohibition