Thousands of years ago people discovered the phenomenon by chance, and this was _____ the idea of the compass first came from.
#93503
A
how
B
what
C
where
D
that
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John hit_________. 
#93465
A
him on the head
B
him on his head
C
him in the head
D
him in his head
Using many symbols makes ______ to put much information on a single map.
#94829
A
possible
B
it possible
C
that possible
D
it is possible
He is a new comer. There is no one _________,  so let’s go and help him, shall we?
#93805
A
who to turn to
B
for him to turn
C
for whom to turn
D
he can turn to