Living in the country，Peter doesn’t  write often，but we do hear from him________.

That Japan made an attempt to ______ the Diaoyu Islands has aroused the anger of all Chinese people because they have been China’s since ancient times.

As this is his first time to Beijing,he is　　where to go for a visit.

There is no need to ______ angry words _______ me.

The principle of the heating system in this building is that pipes ________ hot water from the boiler to every part of it.