题目内容

The best way to keep yourself from getting colds is___________

A. to keep yourself clean
B. to use a disinfectant soap
C. to take two aspirin pills every day
D. to drink lots of water

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A. onlyB. soleC. IonelyD. alone

A. only
B. sole
C. Ionely
D. alone

Stephanie Denton is an expert___________

Written materials constitute the best form. of continuing medical education.

A. Right
B. Wrong
C. Not mentioned

FDA based its order upon a wide investigation of sleep-driving.

A. Right
B. Wrong
C. Not mentioned

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