He collected information on 1,000 people, whose IQ       when they were ten years old.
#102201
A
is tested
B
has tested
C
would test
D
had been tested
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The volleyball match will be put off if it___. 
#104262
A
will rain 
B
rains 
C
rained 
D
is rained
I was able at last to ______ my brother to follow my advice.
#99278
A
suggest
B
advise
C
persuade
D
leave off