Ⅰ、1 - 5 D D C C B
Ⅱ、1、weighs
2、bamboo
3、wild
4、excitement
5、government
6、illness
7、research
8、huge
Ⅲ、1、more
2、less
3、keepers
4、babies
5、protection
6、illness
7、eating
8、remaining
9、endangered
10、importance
Ⅳ、1、many times more
2、run over ;with excitement
3、walk into
4、die from
5、a lot more
6、or so
7、live up to
8、putting rubbish into
Ⅴ、1、how tall
2、how much
3、how much ;does ;eat
4、how much ;does ;eat
5、(1)One thousand, two hundred and thirty-four
(2)Four million ,five hundred and sixty-seven thousand, eight hundred and nine
(3)Five billion, six hundred and seventy-eight million, one hundred and twenty thousand, five hundred and sixty-seven
Ⅵ、1 - 5 B D D A B