______ at the outset, ______ instead of shifting thing about may be pheromones released when they reach committee size.
A. The stimuli set them off ... build collectively
B. The stimuli that set them off ... building collectively
C. The stimuli setting them off ... they build collectively
D. Being set off by stimuli ... their building collectively
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A good writer is ______ who can express the commonplace in an uncommon way.
A. he
B. one
C. that
D. what
An Olympic Marathon is 26 miles and 385 yards, ______ approximately from Marathon to Athens.
A. distance
B. is the distance
C. the distance
D. the distance is
It is important that you______ to the dean before leaving for your vacation.
A. speak
B. spoken
C. have spoken
D. speaks
I wish I ______ longer this morning, but I had to get up and pick him up.
A. could have slept
B. might have slept
C. slept
D. have slept