
| A.Why Not for Man? | B.Graceful Swans |
| C.Swans’ Brave Act | D.I Just Couldn’t Believe It! |
| A.It was deserted by other geese. |
| B.It was stuck in the ice. |
| C.It was wounded and couldn’t fly. |
| D.It was lost in the water. |
| A.the swans would not help the Canada goose |
| B.she didn’t care about this matter any more |
| C.the swans wouldn’t identify with the Canada goose |
| D.the swans would peck the Canada goose to death |
| A.They chipped off the ice held in its feathers. |
| B.They waited patiently for the ice held in its feathers to melt. |
| C.They came down and lifted it up to the sky together. |
| D.They stayed with it and protected it. |