Sustainable development is long-term ________which focuses on the environment and ________ natural resources.
A.plan; preserve | B.plan; preserving |
C.planning; preserving | D.planning ;preserve |
推荐套卷
Sustainable development is long-term ________which focuses on the environment and ________ natural resources.
A.plan; preserve | B.plan; preserving |
C.planning; preserving | D.planning ;preserve |