小题1:Amy is/ was afraid to lose/ of losing the way in the mountains.
小题2:He was too worried to open the door with the key./He was too worried to use the key to open the door
小题3:Something lucky will happen to us some day.
小题4:Mr. Wang decided to help the visitor (to) search the bushes in front of the house.
小题5:Jim saved a little girl from/ out of a fire.