3. Uncountable Nouns: General or Defined?

If the noun printed in italics is used to refer to something in general,
no article is needed, choose Ø.

If it is used to refer to something defined;
if we know which one,
then an article is necessary.

_______ water covers two thirds of this planet.
1. Ø
2. The
3. A
4. An
_______ water in this river is polluted.
1. Ø
2. The
3. A
4. An
It's a lovely country but don't drink _______ water!
1. Ø
2. the
3. a
4. an
In general I prefer _______ black coffee.
1. Ø
2. the
3. a
4. an
Our atmosphere contains _______ oxygen.
1. Ø
2. the
3. a
4. an
_______ time is money.
1. Ø
2. the
3. a
4. an
_______ time of clocks is not always the same as subjective time.
1. Ø
2. The
3. A
4. An
He went to the travel agency to get _______ information about travelling to Bali.
1. Ø
2. the
3. A
4. An
_______ information we got about travelling to Bali was not reliable.
1. Ø
2. the
3. A
4. An
_______ progress he has made is astonishing!
1. Ø
2. the
3. A
4. An
_______ methane is a gas.
1. Ø
2. the
3. A
4. An
_______ gas in this bottle is not methane.
1. Ø
2. the
3. A
4. An
Soldiers need _______ courage.
1. Ø
2. the
3. A
4. An
I don't have _______ courage to tell him the bad news.
1. Ø
2. the
3. A
4. An