A.explore
B.introduce
C.continue
A.evaporate
B.evolve
C.explore
D.evaluate
A.explore
B.are exploring
C.explored
D.will explore
A.Observe
B.Construct Hypothesis
C.Test Hypothesis
D.raw Conclusions
E.Further Explore
A、occupation
B、take into consideration
C、volunteer
D、base on
E、conduct
F、be comprised of
G、explore
H、narrow down
I、prefer
J、investigate
A、occupation
B、take into consideration
C、volunteer
D、base on
E、conduct
F、be comprised of
G、explore
H、narrow down
I、prefer
J、investigate