新路径小学英语四年级下册(一起) Lesson T-英语课

时间：2018-12-13 作者：英语课 分类：新路径小学英语四年级下册(一起)

英语课

[00:03.19]Lesson T

[00:04.88]The Life Cycle 1 of a Frog

[00:07.79]Let's talk.

[00:09.29]Hello! Welcome to "About Animals."

[00:12.64]Today we're going to talk

[00:14.62]about the life cycle of a frog.

[00:16.74]Adult frogs lay eggs in spring.

[00:19.99]After about two weeks, tadpoles 2 come out.

[00:22.76]About five weeks old, they have back legs.

[00:27.52]About ten weeks old, they have front legs, too.

[00:31.67]Their tails become short and then they are called froglets.

[00:35.65]The froglets eat small animals such as flies and then become young frogs.

[00:41.53]They live on land for two or three years and become adults.

[00:44.98]Then they go back to water to lay eggs.

[00:49.57]Magic box

[00:52.64]adult frog

[00:54.91]lay eggs

[00:57.82]froglet

[00:59.93]froglet

[01:02.27]back leg

[01:03.44]front leg

[01:05.15]week

n.周期，循环，自行车；vi.循环，轮转，骑自行车；vt.使循环

n.蝌蚪( tadpole的名词复数 )

标签：新路径小学英语四年级下

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