Нужна помощь безотлагательно!!!! необходимо воткнуть в предложения (времена группы Continuous и

Нужна помощь безотлагательно!!!! необходимо воткнуть в предложения (времена группы Continuous и Perfect Active Voice) под предложениями указаны варианты ответов:
1)The engineers.....the engine from 5 till 7 tomorrow
1.will test 2.will have tested 3.will be testing
2)The scientist .......any problems this time yesterday
1.was't solving 2.had not solved 3. did not solve
3)His father ......as an engineer since he was born
1.is working 2.has been working 3.works
4)The students just ...... the robot in operation
1.have just observed 2.observed 3.are observed
5)We.....things for two hours by8 o'clock yesterday
1.had been packing 2.packed 3.were packing
6)we.....any new equipment by next month
1.will not got 2.will not have get 3.will not have got
7)We....this problem from 3 till 6 tomorrow
1.will be discuss 2. will be discussing 3.are discusing
8)Today she ....her mother since morning
1.was helping 2.has helped 3.has been helping
9)They ...the test by 5 o'clock yesterday
1.has not finished 2.did not finish 3.had not finished
10)The energy sources .....now.
1.are not increasing 2.are not increase 3.not increasing