问答题 It is only when you watch A(the dense mass) of thousands of ants, B(crowded together) around the Hill, C(that)you begin to see the whole beast, and now you observe it D( to think, plan, calculate.)

问答题 Thousands of A(tired, underfed, poorly clothed) Confederate soldiers,B( long since past)the simple enthusiasm of the early days of the struggle C(somehow) considered Lee the symbol of everything D(that) they had been willing to die.

问答题 Other modern industrial nations such as Japan, Germany and France have managed A(all along) to thrive B(with mere fractions) of C(man-made coolness) used in the US, and D(precious little of that) in private dwellings.