#1
1 Said ( Past Simple Active) could ( Modal Verb Past Simple Active)
2 will have done ( Future Perfect Active)
3 wants ( Present Simple Active)
4 said( Past Simple Active), had finished (Past Perfect Active)
5 is being written( Present Progressive Passive)
6 has been working (Present Perfect Progressive Active)
7 will be given (Future Simple Passive) ;does ( Present Simple Active)
8 were working (Past Progressive Active)
9 knows (Present Simple Active), will have come (Future Perfect Active)
10 is discussed (Present Simple Passive)
#2
Is the test being written by the students? Общий
What is being written by the students? Вопрос к подлежащему
The test is being written by the students, isn’t it? Разделительный
Is the test or the essay being written by the students ? Альтернативный
Whom is the test being written by? Специальный

Will the student be given a good mark if he does his homework well? Общий
Who will be given a good mark ? Вопрос к подлежащему
Will the student be given a good or a bad mark if he does his homework ? Альтернативный
The students will be given a good mark if he does his homework well,won’t he? Разделительный
What mark will the student be given if he does his homework? Специальный
#3
1 will take
2 stays
3 was done
4 was cooking
5 will have translated
6 have already done - am
7 will be written
8 has studied/ has been studying ( два варианта возможны )
9 said - would be sent
10 will never forget