用定语从句把多个简单句合并成主从复合句.高手帮忙!

用定语从句把多个简单句合并成主从复合句.高手帮忙!
多个简单句或并列句,若相互之间有从属关系,可以合并为一个主从合并句. 用定语从句把下列各组句子分别联成一个句子.
1.the guests were surprised by their host's furniture.
their host's furniture was made in Italy especially for the new gallery.
2. A gust of wind suddenly broke the eerie silence.
the gust of wind began as a faint sigh.
3.the Chinese character hao combines the symbol for "woman"with the symbol for "boy".
the Chinese character hao means"good ".
4.Alcohol,a drying agent,is frequently used in cosmetics.
The drying agent evaporates rapidly.
The drying agent therefore has a cooling effect.