Rules.
a We use the present perfect to talk about present / past experiences.
b We say / don't say exactly when something happened.
c We use the correct form of have/be and the past participle of the verb.
d With regular verbs, the past participle is the same as / different from the past simple form.
Приложения:

Ответы на вопрос
Ответил mansurakberly07
1
Ответ:
a) present
b)say
c) have
d) different from
вроде так правильно
Новые вопросы