You’d better put a screen-safety on your computer _____ your eyes from _____.
| A．keep; damaged |
| B．stop; being damaged |
| C．to prevent; damaged |
| D．to protect; being damaged |
相关试题
The speaker raised his voice but still couldn’t make himself _____.
| A．hear | B．to hear | C．heard | D．to be heard |
Theme parks try to make sure that visitors leave _____ more about their theme.
| A．to know | B．knowing | C．know | D．known |
Mother _____ us stories when we were young. 
| A．was used to tell | B．is used to telling | C．used to tell | D．used to telling |
The book was so _____ that I couldn’t help laughing from beginning to end.
| A．amused | B．bored | C．amusing | D．boring |
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