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本讲为2005年下半年新的教学内容，请对照教材听录音！
plant species are not the only forms of life (threatened with ___ (extinct) in the rainforest).
Threaten … with ….
He threatened her with a gun.
She was threatened with a gun by him.
Rare birds and animals (that ___ (can not find) anywhere else in the world) have been disappearing at the rate of one a year since the turn of the century.
The governments in these countries are usually also too weak __ (stop) large companies and powerful individuals from __ (destroy) the rainforests.
the valuable timber and other resources (found in the rainforests) are also a very important source of foreign exchange
The only solution to the problem seems to be for the richer countries of the world __ (help) the countries __ the rainforests are located.
one way (they could help) would be by canceling the international debts (that countries like Brazil owe)
they could support programs (to teach the local people <to regard the rainforests as gardens (to be harvested)>)
n. 木材，木料
