4. I have … car and … motorbike. … motorbike is new but …car is quite old.
a. the/the/The/the – Wrong – the last two are correct. The first two are referring to
things for the first time so we need to use indefinite articles.
b. a/a/The/the – Correct - we use the indefinite article (a or an) to refer to a
thing for the first time we talk about it. Then we use the definite article (the)
when the listener/reader knows which thing we are talking about.
c. a/a/A/a - Wrong – the first two are correct. The last two are referring to things we’ve
talked about before so we need to use definite articles.
d. a/the/A/the - Wrong - use 'a' when you refer to something for the first time, and 'the'
when the listener knows which thing you are talking about