—Li Lin is very bright and studies hard as well.—It’s no ______ he always gets the first place in any examination.

The system has been designed to give students quick and easy           to the digital resources of the library.

 You will get a better _______ of the seaside town when you get to the top of the hill.

The members of the club wouldn't run a _____ in entrusting（委托） the organization to an unreliable person.

It is well-known to us all that the dove is a ______ of peace .