Time

1. How we deal with different ways of answering the question "When?"

Example:
When are you going to learn to drive?

Answers:
(A) "(Very) soon." (Adverb (phrase))
(B) "In the spring." (Prepositional phrase)
(C) "Next year." (Noun phrase)
(D) "As soon as I reach the age of 18. (Adverbial clause)

2. The main structures for answering the question "When?"

adverbs	afterwards, before, immediately, never*, now*, once*, recently, sometimes*, soon*, then*, today*, tomorrow, tonight, yesterday [See also this lesson]
prepositional phrases beginning with:	after* and before, at*, between*, by*, from*, to*, in*, on*, through*(out), till, until*, up to
noun phrases beginning with:	every*, last*, next*, some, that*, this*, [See also Some and Any]
adverbial clauses beginning with:	after* and before, as*, as* soon as, immediately (that), now* (that), once*, since*, till, until*, when*, whenever*, whole*.

* You can look up details and examples under the headings of separate words, i.e. the words marked * in the table above.

3. Positions of time adverbials

3.1.

3.2.

3.2.

4. Use of the prepositions on and in to describe time