A．making itB．preventedC．handicappedD．protected

Make（）copies of important files, and store them on separate locations to protect your inf

A．itB．heC．sheD．there

【C9】A．itB．thoseC．thisD．that

【C3】A．itB．heC．theseD．those

【C16】A．itB．themC．themselvesD．／

【C12】A．SurroundedB．InterruptedC．HandicappedD．Irritated