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a. This road isn't used very often.
b. Many different products are developed.
c. These rooms are cleaned by my sister everyday.
d. Is his homework usually done?
e. The environment is always protected by John.
f. Milk is used for making butter and cheese.
g. Bottles of milk are brought to houses by the milkman.
h. Many accidents are caused by careless driving.
i. English is spoken all over the world.
j. Is French taught in this school?
