We do not use the present perfect with expressions that refer to a completely finished period of time, like yesterday, last week, when, then, five years ago, in 1995. The simple past is used with this meaning. I saw Alice yesterday. (NOT I have seen Alice yesterday.) I was born in 1979. She died three … Продължете с четенето на Present perfect and simple past: differences
Affirmative Negative Question I shall/will write. She will write. You will write. I shall/will not write. She will not write. You will not write. Shall/will I write? Will she write? Will you write? British people use I shall/I will and we shall/ we will with no difference of meaning in most situations. However, shall is … Продължете с четенето на The simple future tense
Uses of the simple past tense We use the simple past tense to talk about many kinds of past events: short, quickly finished actions, longer situations, and repeated events.
We use the simple present tense to talk about permanent situations, or about things that happen regularly, repeatedly or all the time.