Задать все типы вопросов к предложениям ( помните , что в вопросе к подлежащему глагол стоит в форме 3 лица ед. числа) 1) the students were writing a test at 12 o`clock yesterday 2) the students had written a test by 12 o`clock yesterday

The students were writing a test at 12 o'clock yesterday, weren't they?
Were the students writing a test at 12 o'clock yesterday?
Who was writing a test at 12 o'clock yesterday?
Were the students or the teachers writing a test at 12 o'clock yesterday?What were the students writing at 12 o'clock yesteday?
What were the students doing at 12 o'clock yesterday?
When were the students writing a test ?


The students had written a test by 12 o'clock yesterday, hadn't they?
Had the students written a test by 12 or 14 o'clock yesterday?
What had the students done by 12 o'clock yesterday?
Had the students written a test by 12 o'clock yesterday?
Who had written a test by 12 o'clock yesterday?
What had the studens written by 12 o'clock yesterday?

Общ- were the students writing a test at 12 o'clock yesterday?
К подл-who was writing a test at 12 o'clock yesterday?
К сказ- what were the students doing at 12 o'clock yesterday?
Спец- when were the students writing a test ?
Спец-what were the students writing at 12 o'clock yesteday?
Спец- why were the stydents writing a test at 12 o'clock yesterday?
Альт- were the students writing a test or an essay at 12 o'clock yesterday?
Разд- the students were writing a test at 12 o'clock yesterday, weren't they?

Общ- had the students written a test by 12 o'clock yesterday?
К подл-who had written a test by 12 o'clock yesterday?
К сказ-what had the students done by 12 o'clock yesterday?
Спец- when had the students written a test?
Спец- why had the students written a test by 12 o'clock yesterday?
Спец- what had the studens written by 12 o'clock yesterday?
Альт- had the students or the pupils written a test by 12 o'clock yesterday?
Разд- the students had written a test by 12 o'clock yesterday, hadn't they?