2.  We use by to talk about people
 Sushi is cooked by Japanese people.

3.  We use of to talk about material
 Jewels are made of gold.

4.  We use in to talk about places:
 The Niagara falls is located in Canada.

5.  Rings are made ___ gold.
 San pedros parety is celebrated___ huacho.
 Samba is danced ___Brazil.
 The mecanic car is made___ metal.
 Tina is visited ____ Paul.
 My computer is bought ____ my dad.
 Tango is danced ____ Argentina.

6. A. His shoes __________ (make) of/in leather.
B. Theis toys __________(make) of/in wood.
C. The rings ___________(design) by/of a local
artist.
D. Your watch __________(make)by/of gold.
E. The cellphones ________(sell) by/in the USA.
F. That table __________ (design) by/in my
favourite designer.

7.  The lovely statue of buddhist monk a) is
make/is made b)by/of gold and (c) is made/is
make (b) by /in Japan.These estatues (e) make
/are made (f)by/from local people from
Shizuoka.The bottom of the statue (g)are
made /is made (h) by /of wood