In area it is about the same size as the USA(without Alaska), which has .
A. three times more than as many people
B. as more than three times many people
C. more than as three times many people
D. more than three times as many people
Alone in a deserted house, he was so busy with his writing that he felt ________ lonely.
A. nothing butB. anything but C. all but D. everything but
答案说是B，为什么呢？