To keep safe _____ an earthquake, you should remain at a spot in your room where nothing may fall on you[ ]

Mr. Smith __________ the accident，but his wife died and he __________ her by five years.

Whom should I give this dictionary to? — You may give it to ______.

It even leaves the scientists in wonder _____ they should call the newly-born creature, which looks half-human and half-animal.[ ]

I by what you have told me.