A waited B was waiting
C has waiteD D had been waiting
A will work B works
C will have worked D has worked
Aincrease fossil fuels
Bpurify the w~iter
Csolve social issues
Dprotect environment
AClean air
BClean water
CClean automobiles
DClean investment
AThe Environmental Protection Agency was founded
BCongressional Protection for water was passed
CThere are more demonstrations followed
DDenis Hayer published his Clean Energy Now
ACollege students
BPolicy makers
COrdinary people
DDenis Hayes
A30th
B20th
C10th
D100th
A what
B that
C similar
D which
A would leave
B left
C had left
D leave
A climate
B weather
C temperature
D state
A a lot of more us
B more a lot of us
C a lot of us more
D a lot more of us
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