One way to species under' threat of extinction - whatever the cause - is to remove them to zoos and parks and breed them there.
________ on their last legs, the enemies still thought they were unconquerable.
________ for a long time, but he tried his best to make up for what he missed.
--- I am really struck by your spoken English.You speak so fluently.Have you been abroad? ---Yes.I ______ in London for two years.
British government is planning to run a pilot scheme that will allow Chinese tourists to get a two-year tourist visa for £85—these ______ cost £324.
--What do you think of contemporary Chinese Literature about it? --- Sorry , I have only a(n ) ____ idea about it.