【单选题】On a summer evening I was caught in the crossfire of dueling wood thrushes, each defending his portion of the forest. Their chosen weapons were their voices; melodies were their ammunition. Each sough...
A.
A special gene make certain wood thrushes exceptional.
B.
Lyrical, liquid and loud, his voice has beauty and depth to match nature's.
C.
There is wide variation in the singing ability of wood thrushes.
D.
I was moved, but both wood thrushes stood their ground.
E.
You can go there and hear what Audubon and Thoreau heard, the same song Native Americans heard in the virgin forest.
F.
His singular talent won this common bird the unabashed affection of two of America's foremost naturalists, an artist and a writer. (71)
【简答题】One summer evening, a 10-year-old boy was trying to hit a bottle with a slingshot(弹弓). The bottle was about 7 to 8 meters __ 36 __. The boy tried many times but still couldn’t hit it. His mother just ...