With unfinished time expressions like 'this year', we normally use present perfect. I bought myself some flowers yesterday. (past simple) I've bought so many clothes this year. (present perfect) 3.

Because the aspect (duration) of the occurrence is also important, others include the present continuous, the past continuous, present perfect and the past perfect. I need a pen. (Present tense) ...

In Chris has left York, it is clear that the event in question, Chris's leaving York, has occurred in the past, for example yesterday at ten. Why is it impossible, then, to make this event time more ...