Choose the best answer by circling its corresponding letter A, B, C or D.
The bus won't stop_____ you ring the bell.
A.when
B.if
C.if not
D.unless

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The boy insisted ____seeing the horror film last night.
A.in
B.at
C.on
D.for

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I'm not interested_____ anything that happened ____ the very remote past.
A.on- in
B.in - on
C.on - on
D.in - in

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The Boing 747 is twice ____the Boing 707.
A.bigger than
B.as big as
C.as bigger as
D.much big as

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She used to____ her living by delivering vegetables to local hotels.
A.gain
B.get
C.earn
D.win

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This is Mr. White_______ invention has helped hundreds of disabled people.
A.who
B.which
C.that
D.whose

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The car was easy to recognize so it wasn’t______ difficult for the police to catch the thieves.
A.much
B.many
C.too
D.such

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I understand most of this, __________there are still one or two points I would like you to clear up for me.
A.however
B.but
C.therefore
D.so

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We couldn’t help _______when he told us what had happened.
A.laugh
B.to laugh
C.to be laughing
D.laughing

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“ ____ bad weather we are having this summer!” said the woman.
A.What a
B.How
C.What
D.How this