What is the best title for the passage?
A.Thomas Edison’s many inventions
B.Improvements in telephone and telegraph
C.The History of Menlo Park
D.An accidental invention

What was Edison working on when he created the phonograph?
A.A telegraph repeater
B.A telegraph diaphragm
C.A telephone repeater
D.A telephone diaphragm

According to the passage, how did Edison test his new invention?
A.He made improvements to the machine.
B.He used a carbon transmitter.
C.He read a children’s rhyme.
D.He produced the audience voice.

_________ (31)
A.large
B.dirty
C.small
D.clean

__________ (33)
A.lot
B.lots
C.many
D.much

_________ (35)
A.in
B.on
C.at
D.for

- “What are you doing now?”, the teacher asked Tom.
- The teacher asked Tom_________.
A.what he was doing now
B.what was he doing then
C.what he was doing then
D.what was I doing then.

Mary spent_________the countryside last week.
A.2 hours travel to
B.2 hour to travel
C.2 hours travel
D.2 hours traveling to

Do you mind_________?
A.if I borrow your car
B.borrowing your car
C.to borrow your car
D.if I borrowed your car

She asked me_________ at English.
A.if I was good
B.if was I good
C.if I good
D.if I am good