The "complicated chain of events" refers to ______.A．the passing of information and making

By quoting （引用) the remark of a being from another planet, the author intends t

By quoting （引用) the remark of a being from another planet, the author interA． suggest hu

Einstein Named "Person of the Century"Albert Einstein, whose theories on space t

Why does the author quote the example of naturalist John Muir？A．Because he was one of the

The author quotes the example of Straus in Para. 4 to showA．the whole process of applying

By quoting the growing percentage points of the aged in the population the author seems t