People _______the southwest of China were in great need of water a couple of months ago.
#51232
A
in
B
at
C
to
D
on
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I spent S 5        this book.
#47784
A
in
B
to buy
C
buying
D
buy
Which is the way _____ the post office?
#48445
A
at
B
to
C
for
D
in
 Tom has much difficulty _____Chinese so he often asks me ______help.
#51113
A
understanding; for
B
understanding; of
C
to understand; for
D
to understand; for