Some parents are just too protective. They want to ________ their kids from every kind of danger,real or imagined.
Naturally a smile ________ the eyes participate is extremely communicative.
With hundreds of attractions, Beijing is a city ________ makes a lasting impression on its visitors.
Just use this room for the time being, and we'll offer you a larger one ________ it becomes available.
Everything was placed exactly ________ it used to be before she left the laboratory.
________ I'm mistaken, I've seen that tall man at a party before.