Вроде не сложно, я тему не поняла просто) Use of English Task. Put the verbs in brackets into the Present Perfect tense
Mary (study) hard this year, so she'll pass her exams.
Dad (not take) a holiday since last August.
Ann (swim) in the sea? No, she .
Объяснение:
Mary has studyed.. Dad hasn't taken... Has Ann (гл. в третьей форме).. No, she hasn't.