Надо найти глагол-сказуемое и определить его видовременную форму и залог

надо найти глагол-сказуемое и определить его видовременную форму и залог.

1.the latest laser devices have found application in medicine.
2. many people visited the Lincoln Memorial last year.
3. scientific information is growing very rapidly now.
4. the enginer wiil have cjmpleted the experiment by the 1st of June.
5. science is becoming a leading factor in the progress of mankind.
6. they went to Hyde Park last Sunday.
7. all electrical appliances are working properly.
8. the plant was trying to expand the production of new tools last month.
9. entrance exams wiil be held in summer.
10. our laboratory will be provided with new equipment.
11. the lecturer was asked many questions.
12. the workers were given a variety of tasks.

1.have found The Present Perfect Tense
2. visited The Past Simple Tense
3. is growing The Present Continuous Tense
4 THE ENGINEER will have completed.... will have completed The Future Perfect Tense
5. is becoming The Present Continuous Tense
6. went.The Past Simple Tense
7.are working The Present Simple
8. was trying The Past Continuous
9. WILL be held The Future Simple Tense Passive
10. will be provided The Future Simple Tense Passive
11. was asked The Past Simple Tense Passive
12 were given The Past Simple Tense Passive

The product of 13 integer numbers is positive. From this intormation we can
deduce that it is necessarily true that:
a)If (a) all factors are positive.
b) one factor is positive and 12 factors are
negative.
(с) 7 factors are positive and 6 factors are
negative.
(d) there is an odd number of positive
factors (in the product),
(е) at least two factors are negative.
Which answer is correct and why ?

1. The goods will have been examined by five o’clock.
2. My brother showed me a new dictionary.
3. He was offered some interesting work.
4. Our scientists are making wonderful discoveries.
5. This plant had fulfilled the yearly plan by the 1st of September.