Every ten minutes, one kind of animal, plant or insect______ for ever. If nothing is done about it, one million species that are alive today will have become extinct twenty years from now.
举一反三
- If nothing is done to protect the environment, millions of species that are alive today will have become （） A: deteriorated B: degenerated C: suppressed D: extinct
- If nothing is done to protect the environment, millions of spiders that are alive today will have become ________. A: A deteriorated B: B degenerated C: C suppressed D: D extinct
- If nothing is done to protect the environment, millions of spiders that are alive today will have become ________.
- If<br/>nothing is done to protect the environment, millions of species<br/>that are alive today will havebecome _________. A: deteriorated B: degenerated C: suppressed D: extinct
- Every year, about six million people die from smoking-related diseases in the world, ______ one million in China, according to the WHO.