652. Since the 1930’s aircraft manufacturers have tried to build airplanes with frictionless wings, shaped so smoothly and perfectly that the air passing over them would not become turbulent.
A) wings, shaped so smoothly and perfectly
B) wings, wings so smooth and so perfectly shaped
C) wings that are shaped so smooth and perfect
D) wings, shaped in such a smooth and perfect manner
E) wings, wings having been shaped smoothly and perfectly so
Q4:
Yellow jackets number among the 900 or so species of the world’s social wasps, wasps living in a highly cooperative and organized society where they consist almost entirely of females—the queen and her sterile female workers.
A. wasps living in a highly cooperative and organized society where they consist almost entirely of
B. wasps that live in a highly cooperative and organized society consisting almost entirely of
C. which means they live in a highly cooperative and organized society, almost all
D. which means that their society is highly cooperative, organized, and it is almost entirely
E. living in a society that is highly cooperative, organized, and it consists of almost all
someone can explain this kind of sentence???