Internet is a great tool if we know how to use it ,but it shouldn’t be a replacement for ______life.

 ----Do you have any idea why Mark is leaving?---- No. In fact, everyone is ________about it．

— The young man is good at a lot of things but you can’t say he is ________ .　　　　— I agree with you. Actually no one is.

She felt _____ of having asked such a silly question when the audience couldn't help laughing.

—Jenny is always _______ for appointments. Why is she late today?—She might have got trapped in a traffic jam in the rush hour.