1.
Did the workers apply a new method of construction?
What
method of construction did the workers apply?
2.
Do the engineers discuss the existing conditions at the plant?
Where
do the engineers discuss the existing conditions?
3.
Will the mechanism work much longer?
How
long will the mechanism work?
4.
Did the scientists start the experiment?
Who
started the experiment?
5.
Did the oil field produce oil of good quality?
What
did the oil field produce?
6.
Did the real exploitation of crude oil begin in the 19th century?
When
did the real exploitation of crude oil begin?
7.
Is the economy of many nations influenced by petroleum industry?
<span>What
is the economy of many nations is influenced by ?</span>
1) Are the presents on the table? 2) Are they near the Christmas tree? 3) Are the toys under the Christmas tree? 4) Are they in<span> the box? 5) Are the balls on the Christmas tree?</span>
Are you toys in box? Are you toys on table? Are you toys under bad?
1) He is extremely interested in reading travel books.
2) Jack travels to improve his knowledge in English.
3) The train from London have arrived at platform 5.
4) We'd recommend you to travel by bus.
5) It is the oldest house in the town.
1) Have
2) I've
3) help
4) travelling
5) downland
6) most
7) was
8) forgot