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

—Jane, can I wear jeans and a T-shirt to the evening party? —OK. But a dress might be  __     .

Having never met with such a _____ problem, he felt _____ and didn’t know how to solve it.

With films like Avatar proving__________ in cinemas, many technology experts believe 3D is now set to take over the home market,

Ms Alice is considered a ________ lady by us, for she often helps the poor she met with.