What / typical / combine harvester /?
A.What is typical of the combine harvester?
I can cut and thresh corn at the same time.
B.What is typical of the combine harvester?
I can cut and thresh corn at the same time: spring season
C.What is typical in the combine harvester?
I can cut and thresh corn at the same time.
D.What is typical of the combine of harvester?
I can cut and thresh corn at the same time.

How / Peter / classmates / go / Uncle Tom's farm /?
A.How did Peter and his classmate go to Uncle Tom's farm?
They went there by bus.
B.How did Peter and his classmate go to Uncle Tom's farm?
They went there by car.
C.How do Peter and his classmate go to Uncle Tom's farm?
They went there by bus.
D.How did Peter and his classmate went to Uncle Tom's farm?
They went there by bus.

Food can't be sold on the sidewalk.
A.They can't sold food on the sidewalk.
B.They can't be sold food on the sidewalk.
C.They can't sell food on the sidewalk.
D.They can not sell food on the sidewalk.

Choose the correct answer:
If there are aliens out there, do you think they are much more............. advanced than we are?
A.technology
B.technological
C.technologically
D.technique

"Can you play the piano?", he asked the girl.
A.He asked the girl if she can play the piano.
B.He asked the girl if she could play the piano?
C.He asked the girl if she could play the piano.
D.He asked the girl if she played the piano.

Choose the correct answer:
I’m planning to train as a................ when I grow up
A.psychology
B.psychologist
C.psychological
D.psychologically

Choose the correct answer:
............... have announced that a major breakthrough has been made.
A.Researchs
B.Researchings
C.Researcher
D.Researchers

Choose the correct answer:
This mistake by scientists caused a massive explosion.
A.resulted in
B.resulted from
C.led into
D.led from

Choose the correct answer:
Many lives were saved............. the introduction of antibiotics.
A.into
B.at
C.with
D.in

Choose the correct answer:
Do you mind if I just................ a quick phone call from here?
A.do
B.take
C.have
D.make