I was scared _______ when I saw the tiger jumped out of the cage and ran to the little child.

Hurry up! Our friends ______ for us now.

It is reported that a bus went out of _____ control on a highway ____ south of the city last night.

If he had a map, he _____ get lost in the mountains.

Wow! These inventions are amazing．—They were all invented _______years ago.