The Sina Microblog provides a good ________ for those who want to express their opinions and exchange their ideas with others.

Driven by __________, I asked the interviewee a personal question, which made him quite surprised.

When asked to try on new coats of different colors and styles, few men have the _____ with this treatment.

The people living in these apartments have free ______ to that swimming pool.

But the unpleasant feeling of coldness disappeared at the _______ of his students pouring out of their classroom to give him a warm, wordless welcome.