1:Dark glasser are sometime worn to ____the eyes from strong sunlight.
a:project
b:protest
c:prevent
d:proteck
2:You live quite a long way out.Don't you find it a bit____?
a:inappropriate
b:inadequate
c:inconvenient
d:indifferent
3:You had better take more holidays because open space and fresh air will greatly____your health.
a:increase
b:raise
c:rise
d:improve
4:Many animals ______green plants their food.
a:base on
b:look for
c:depend on
d:carry out
5:_____plastics,the machine is light in weight.
a:To make of
b:Having made of
c:Made of
d:To be made of