I know ice-cream is not good for me, ______ it tastes good.

Internet users are warned to be ________ about giving away personal information to strangers

My parents are ______ famouswriters. most C

The fact has worried many scientists______ the earth is becoming warmer and warmer these years.[ ]

Today we have too many choices of communication through advanced technology，but we seem ___________the joy of communicating face to face．