If all the viruses on the planet were to disappear, a global catastrophe would          ，and the natural ecosystems of the earth would collapse.

a chemical, especially a drug, that limits the effects of a poison

The theory that climate change is not influenced by human activities has been widely           .

Which are negative effects mentioned in this text？

When "champion" is used as a verb, which one of the following is not a synonym of it?

If you want to describe "a great change", which one is more proper?

Which country supports trade liberalization and economic growth?

Please use an expression to describe "with one negative and one positive effect"

When did companies and financial markets ignore national borders？

Which one of the following is used to describe one thing is influenced by natural elements and is a physical process?

If a book doesn't engage my interest in the first few pages, I don't usually continue reading it.

The company has shown exceptional growth over the past two years. The underlined part means _____.

Their main methods of food acquisition were hunting and fishing. The word "acquisition" here is a countable noun?

Which one is not a synonym of "relentless"

The young man often ______ on video games during weekends, ignoring other activities.

The word "alien", pls find its meanings in the following words

ignore sth. or treat it as unimportant

Which words can be used if you want to describe sth. (such as economic) decreases or becomes worse？

happening as a result of natural feelings or causes, without being planned and without outside force and influence