Поставьте в утверждение отрицание и вопросительную форму present perfect

she's written three letters since this morning.

She has called on two clients since 12 oclock

Прочитайте предложения в видо-временнойформе Present Perfect Continuous, задайте cпециальный вопрос, начиная со слов данных в скобках: Образец: It has been raining since morning. (Since when ... ?) Since when has it been raining? 1.

Поставьте глаголы, стоящие в скобках, в Present Perfect, выбрав for или since. 1. I (to live) here (for/since) 1999. 2. He (to work) there (for/since) May. 3. They (to be) friends (for/since) they started college. 4.

2. Вставьте подходящую форму глагола. 1. I ... a letter now. a. am writing b. have written c. wrote d. was writing 2. He ... a letter since 2 o'clock. a. is writing b. has written c. have been writing d. has been writing 3. She ...

IW. Choose the right one: Present Perfect or Present Perfect Continuous. 1. We have been / have been having French courses since September. 2. Nigar has read/has been reading some magazines for an hour. 3.

Укажите верный вариант: A. By 9 o'clock yesterday I had written all my letters. Б. By 9 o'clock yesterday I have written all my letters. В. By 9 o'clock yesterday I was written all my letters. Г. By 9 o'clock yesterday I written all my letters.