—I won't get good grades_______ I study hard.
—That's ______ everyone is trying his best to prepare for the exam.
A. until; why B. unless; when C. unless; why
相关试题
The old pictures r_______ her about everything in her past middle school.
Staying up at night is h________ to our health.
It’s time for you to be independent. You cannot always d_______ on your parents.
Don’t be a________ . Everything will be good for us.
A________ looking the speaker’s mouth is impolite when he is speaking.
My hair is too long, I’lltomorrow.
| A．have them cut | B．have it cut |
| C．have cut it | D．have cut them. |
Pollution does great harm to our health. It’s necessarythe environment.
| A．of us to protect | B．for us to protect |
| C．of us protecting | D．for us protecting |
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