_________(5)
A.in
B.at
C.on
D.for

_________(7)
A.in
B.on
C.at
D.by

_________(9)
A.leaves
B.moves
C.reaches
D.came

_________(10)
A.flight
B.flying
C.moving
D.getting

You look exhausted. You __________ in the garden all day.
A.must have been working
B.must have worked
C.must be working
D.can't have worked

The__________ cheered when the final goal was scored in the match today.
A.spectators
B.onlookers
C.viewers
D.audience

Only when humans employ non-chemical approaches to pest control _________.
A.will creatures such as roaches and rodents be sucessfully eliminated.
B.creatures such as roaches and rodents will be successfully eliminated.
C.will creatures such as roaches and rodents be successful elimination.
D.that creatures such as roaches and rodents will be successfully eliminated.

Their discussion quickly developed into a _________ argument over who should receive the money.
A.hot
B.burning
C.heated
D.scorching

At first there was silence. Then _________ that I knew.
A.came a voice
B.a voice came
C.a voice is coming
D.a voice comes

" Why don't we ask Martin to chair the meeting?"
"Well, suppose _________ to ask him,do you think he would accept?"
A.were we
B.we have
C.we try
D.we were