Перепишите следующие предложения определите по грамматическим признакам какой частью речи являются слова оформленные окончанием s и какую функцию это окончание выролняет,т.е. служит ли оно :
-показателем 3-го лица ед.числа глагола present indefinite;
- признаком мн.числа имени существительного;
- показателем притяжательного падежа имени существительного.
1)a new system researchers to carry out complicated tests .
2) the internet,a global web of computer connections, uses various networks to deliver texts, sound and images.
3) our lecturer's book on strength of materials is well-known and popular.
2 Henry is excited about leaving for India.
3 You are capable of doing better work.
4 I have no excuse of being late.
5 I’m accustomed to having a big breakfast.
6 The rain prevented us from completing the work.
7 Fred is always complaining about having a headache.
8 Instead of studying, Margaret went to a ballgame with some of the friends.
9 Thank you for helping me to carry my suitcases.
10 Mrs. Grant insisted on knowing the whole truth.
11 I believe in being honest at all times.
12 You should take advantage of living here.
13 Fatima had a good reason for not going to class yesterday.