They usually have less money at the end of the month than _____ at the beginning.

下列程序的运行结果是（ ）。t = 0 while t < 5: print(t, " is less than 5") t = t + 1else: print(t, " is not less than 5") A: 0 is less than 51 is less than 52 is less than 53 is less than 54 is less than 55 is not less than 5 B: 1 is less than 52 is less than 53 is less than 54 is less than 55 is less than 55 is not less than 5 C: 0 is less than 51 is less than 52 is less than 53 is less than 54 is less than 5 D: 1 is less than 52 is less than 53 is less than 54 is less than 55 is less than 5

Researchers have studied the connection between aspirin and heart disease for _______. A: more than a century B: more than ten years C: more than one year D: a few years

In fact, it has just a history of （）. A: less than two hundred years B: more than a hundred years C: less than a century D: nearly a century

It is_________trouble. It also costs. A: more than B: no less than C: no more than D: less than