As we know, adults are not ______ ; they do not move comfortably to another place.

Children are ______ to meet with setbacks (挫折) as they grow up, so their parents don’t have to worry about it. 

The shy girl felt ______ and uncomfortable when she could not answer her teacher's questions. 

If you win the competition, you will be given ____ to Europe for two.

Things like electronics, glass or other ____ objects are often packed with an appropriate protective material to prevent damage.