Wikipedia is written by_____
A.paid writers
B.millionaires
C.normal people
D.world experts

________(49)
A.truth
B.way
C.fact
D.opposite

_________(50)
A.whose
B.as
C.with
D.that

__________(46)
A.through
B.on
C.about
D.by

_______(44)
A.risky
B.secure
C.safe
D.unhealthy

_______(43)
A.get
B.allow
C.force
D.enable

_______(41)
A.charge
B.send
C.give
D.emit

Our neighbor is quite safe because there have not been many crimes recently
A.neighbor
B.safe
C.many
D.recently

Her absent form work without any permission made the boss so angry that he threatened to sack her.
A.absent
B.permission
C.angry
D.so sack

A conductor uses signals and gestures to let the musicians to know when to play various parts of a composition.
A.uses
B.musicians
C.to know
D.to play