A.discoveredB.inventedC.made upIt was Dr. Rontgen who （……

单项选择题There is （） information on how to get the cheap fears.

A.few
B.afew
C.little

单项选择题They decided to （） into the cause of the accident.

A.see
B.look
C.watch

单项选择题This is one of the most important things （） all.

A.among
B.in
C.of

单项选择题Tom is a person who always （） up to dangers.

A.meets
B.faces
C.sees

单项选择题He worked in this company （） several years.

A.in
B.since
C.for

单项选择题The （）of employees in this company has doubled.

A.sum
B.amount
C.number

单项选择题The Europeans （）to stay ahead in aeroplane design.

A.failed
B.missed
C.lost

单项选择题Mary （） into the room.

A.burst
B.crashed
C.hit

单项选择题The war （） in 1937.

A.broke up
B.broke off
C.broke out

单项选择题She was sleeping with （） windows.

A.empty
B.open
C.wide

单项选择题Mary likes living （）.

A.lonely
B.alone
C.in person

单项选择题（） aeroplanes in this company are Boeing planes.

A.Most of
B.Most
C.The most

单项选择题You must （）your bad habits.

A.give off
B.give up
C.give out

单项选择题Mary is not here. She （） to Paris.

A.went
B.has gone
C.has been

单项选择题This question was （）difficult that no one could answer it.

A.too
B.very
C.so