An elephant and a monkey lived in the same forest. One day they went to ask an old bird, “Can you tell us which is ____ important, being strong or being quick?"The old bird didn't give them the answer at once. Instead, he ____ them to get some bananas the other side of the river and bring them to him.

    So the elephant and the monkey went to the river, but the____ ran so fast that monkey was afraid. "Get on my back, Monkey,” said the elephant, “I shall take you there. I'm big and strong, I can swim____ the river."

    Soon they got to the other side. The elephant____hard to reach the bananas, they were too high."Wait a ____, please. I can climb,” said the monkey. He quickly ran up to the ____ and passed the bananas to the elephant.

    Then they came ____ happily to the old bird and showed him the bananas. Now, you see, the elephant is strong,” said the old bird____ a smile, but he couldn't get the bananas. The monkey is quick, but he couldn't cross the river. Only you two could do the work well when you helped ____other.”

湛江的经纬度是：东经109°40′至东经 110°35′，北纬21°14′至北纬 21°35ˊ，下列有关湛江的说法错误的是（　　）

下列物质常用于实验室制取二氧化碳的是（　　）