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Mr. Smith is a creative teacher who is using a special way to help his students to learn a new lesson.

Mr. Smith said, “For part of our lesson today, some of you are going to v1. the Lakeside Park to study trees in natural environment. You will look c2. and think about the conditions trees need to grow. ”

Mr. Smith and some of their students walk to the woodland. There are many beautiful trees there. The students are required to m3.the trees with the names of three trees by Mr. Smith. The students are happy t4. do the work and find the three trees quickly.

Then Mr. Smith gives the students three bowls with three labels(标签). The students begin to search under each tree and find things to fill the labelled bowls. They put the things into a bowl labelled red birch(红桦树). Then they find the o5. two trees, a Tibetan cherry(藏樱桃), and a paperbark maple(血皮槭树). Once the students have f6. their work, they relax, draw and make notes.

When the students r7. to school, Mr. Smith gives them special glasses to look through. Two of the students put the small seeds(种子) between two pieces of glass. They examine them carefully. Two more students pour water into a container(容器) to cover some leaves and dead flowers. They put on special gloves to stir(搅拌) the liquid(液体) as the container heats up on a hotplate(加热板). Two other students are drawing and t8. notes.

After the experiment, Mr. Smith asks the group to the front of the classroom. They tell the class about the things they saw and the r9. of their experiments. Mr. Smith is very p10. with them and thanks the group. At the end of the class, he tells his students that he hopes to see the results of their experiments growing in the school garden.

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