I think watching TV every evening  is a waste of time—there are________meaningful things to do.                                                         

The Wangs will have _______ holiday in America.

Though measures have now been taken to prevent further price hikes, many people remain _______ over the rising cost of food. 

Netizens are frequently reminded to be ________ about revealing (透露) their personal information on the Internet.

The story is so ________.I like it very much.