_________ are good friends .

I can’t find my favourite magazine. Have you seen _________?—Jack went away with _________ just now, but I’m not sure whether it’s yours.

The boy used to cause a lot of _________/’tr?bl / very much.

In communication, a smile is usually ______ strong sign of a friendly and ______ open attitude.

In China, according to a report, ____ people read or write blogs博客