Наверно как то так.
2-f, 3-b, 4-c, 5-a, 6-e.
A boy or a girl can be bully
Abuse is a kind of bullying
bullying is an attempt to hurt or treaten someone
stealing is also a form of bullying
1)The vacuum tube raises the strength of the electrical signal.
2)The vacuum tube is raising the strength of the electrical signal.
3)The vacuum tube raised the strength of the electrical signal.
4)The vacuum tube will raise the strength of the electrical signal.
5)The strength of the electrical signal is raised by the vacuum tube.
Формула отрицательного предложения в Present Simple:
...don't/doesn't V1 (глагол в первой форме)
1) It doesn't rain in autumn. 2) I don't take an umbrella. 3) She doesn't wear nice dresses. 4) He doesn't buy hats every year. 5) Mum doesn't run in the park. 6) We don't swim in summer.