主动换被动!1 ecotourism provides holidays that protect the environment as much as possible.2 with ecotourism,visitors respect local traditions.3 ecotourism offers visitor accommodation that is environmentally-friendly.4 hotels are built from nat
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主动换被动!1 ecotourism provides holidays that protect the environment as much as possible.2 with ecotourism,visitors respect local traditions.3 ecotourism offers visitor accommodation that is environmentally-friendly.4 hotels are built from nat
主动换被动!
1 ecotourism provides holidays that protect the environment as much as possible.
2 with ecotourism,visitors respect local traditions.
3 ecotourism offers visitor accommodation that is environmentally-friendly.
4 hotels are built from natural material,such as wood.
5 resorts used energy that does not pollute the environment.
6 waste water is disposed of carefully.
7 the number of visitors to an area is limited.
8 new schools and hospitals are built.
9 local people protect their environment.
10 tourists visit unspoilt areas of the world.
主动换被动!1 ecotourism provides holidays that protect the environment as much as possible.2 with ecotourism,visitors respect local traditions.3 ecotourism offers visitor accommodation that is environmentally-friendly.4 hotels are built from nat
1.Holidays that protect the environment are provided by ecotourism as much as possible.
2.Local traditions are respected by visitors with ecotourism.
3.Visitor accommodation that is environmentally-friendly is offered by ecotourism
4.Natural material such as wood is made into hotels.
5.Energy that does not pollute the environment is used by resorts.
6.7.8.可以看成是被动形式(一些形容词本身就是动词的被动式.)
9.The environment is protected by local people.
10.The unspoilt areas of the world are visited by tourists.