You have to have a good preparation for the exam__________ you can do well in it.
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A
in order to
B
such that
C
such as
D
so that
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On returning from work, _____.  
#70204
A
John found a letter in the mailbox
B
a letter was found in the mailbox  
C
a letter was in the mailbox
D
the mailbox had a letter in it