In the past few years, so many areas throughout the world have been hit by such destructive earthquakes, snowstorms and tsunamis ________ we have never experienced before, ________ makes us worried a lot about nature disasters.
#93083
A
that; that
B
as; which
C
which; it
D
when; as
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It’s wise to forget things which aren't worth ______.
#92778
A
being remembered
B
remembering
C
to be remembered
D
to remember
Rather than _____ on a crowded bus, he always perfers _____ a bike.
#94696
A
ride; ride  
B
riding; ride
C
ride; to ride
D
to ride; riding
 Jack, I’m afraid I’ll turn to you.I think chemistry is _______ physics.
#93554
A
as a difficult subject as
B
a subject the same difficult as
C
as difficult a subject as
D
the same difficult subject as
In a shop ___ customers.
#94817
A
it is important pleased
B
it is important to please
C
there is important to please
D
there is important pleasing