选词填空In a moment、 be hungry to、on the other hand、 run oft、show off、come to mind、 be related to、even though 、what’s more 、no longer Your answer doesn’t need to____your project.
【单选题】听力原文: Ecology is the study of the interrelationship of living things to their environment. This even includes the study of nonliving things. In recent years, ecology has become a source of great inter...
A.
Living things.
B.
Living things and nonliving things.
C.
The environmental problems caused by industry and people.
D.
The interrelationship of living things to their environment.