The roof fell ______ the PLA men had time to rescue the child trapped in the house

A.
until
B.
unless
C.
before
D.
because

Have you heard of it ? Firefighters rushed into a burning house, three of them unfortunately in and their lives.

A.
caught; losing
B.
catching; lost
C.
caught; lost
D.
catching; losing

As is recorded in history, silkworms（蚕）were first raised by a woman in _________ is today Hebei Province．

A.
where
B.
the place
C.
which
D.
what

The company in our city ______ those big investors from the West

A.
has a link with
B.
has a hand in
C.
is in line with
D.
is in charge of

Though the aerospace industry has made greater progress in China, the scientists will not _ themselves ___ this status

A.
resign; to
B.
sign; for
C.
design; for
D.
resign; for

The boy was caught ____in the examinaton room and was later punished for that.

A.
cheat
B.
cheated
C.
cheating
D.
to cheat

No sooner _____ the news than they rushed out into the street.

A.
they heard
B.
they had heard
C.
did they hear
D.
had they heard

My father asked me ______ with me.

A.
what the matter is
B.
what the mater was
C.
what is the matter
D.
what was the matter

Although I hadn’t seen Tom for years , I immediately him in the crowd .

A.
picked ; up
B.
picked ; out
C.
picked ; at
D.
picked ; on

Chinese Premier Wen Jiabao _an important speech on April 30,2011 in Indonesia, ____he is currently on an official visit .

A.
is delivering ; that
B.
was delivered ; in which
C.
delivered ; where
D.
had delivered ; when

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