Wild carrots probably ____ with the other flowering plants about 360 million years ago.
A. developed
B. grew
C. revolved
D. evolved
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With Facebook, she could stay ____ with her family no matter how far away they were.
A. separated
B. gathered
C. connected
D. united
This watch is _______ by hand, not by machine, so it is very expensive.
A. flat
B. coined
C. bored
D. manufactured
These two horses look so much alike that we can not _______ one from the other.
A. differ
B. detail
C. distinguish
D. defeat
The president of that company was very calm during the political _______.
A. failure
B. fashion
C. proceed
D. crisis