1)The plain has just taken off
Present Perfect
2)The Internet was inveted in 1983
Past Simple Passive Voice
3)When did Peter travel to India?
Past Simple
4)They haven't never been in London
Present Perfect
5)He has lived there for 20 years.
Present Perfect
6)Coffee is grown in Brazil
Present Simple Passive Voice
7)Sonia went to Spain last weekend. She didn't fly by plane, she traveled by car.
Past Simple
8)This work was done yesterday
Past Simple Passive Voice
9)I have already written 10 tests in English
Present Perfect
10)Sam arrived in Paris a week ago.
Past Simple
11)My sister visited her cousins when she was 15
Past Simple
12)He hasn't taken his exams yet.
Present Perfect
2) Who watches TV ?
3) Bob watches TV, doesn't he?
4) Doesn't Bob watch TV ?
5) What does Bob watch?