用所给词的适当形式填空，其中有两项多余cause, health, clean,

问题填空题

用所给词的适当形式填空，其中有两项多余

cause, health, clean, reason, make, easy, be

     Frequent (频繁的) hand cleaning is the most important thing you can do because germs are one of
the   1   for being ill. It's especially (尤其) important   2   your hands often during this time of year when
germs   3   flu, colds and diarrhea (腹泻) to spread (传播)   4   by touching other people, furniture and
equipment. Remember, clean hands can keep you   5  , so clean them often!
1._______  2._______  3._______  4._______  5._______

答案

1. reasons

2. to clean

3. cause

4. easily

5. healthy