While having our dinner, _______.
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A
the door bell rang
B
our newspapers came to the door
C
we heard the door bell ringing
D
the postman brought several letters to us
推荐题目
The reason ______ most Chinese have healthy white teeth is ______ they eat a healthy diet.
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A
why; that
B
why; because
C
that; that
D
for; that
We students got lost in the forest and decided to remain ____we were and waited for the guide
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A
where
B
what
C
how
D
who
________，as long as I’m with nature，I don’t care.
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A
However tough the journey is
B
Whatever tough the journey is
C
However the journey is tough
D
Whatever the journey is tough
Every Friday is the school open day , __________ parents can go to the class to observe it .
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A
where
B
when
C
whose
D
which