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# 六下unit 1 how tall are you B lets read课件

Sperm Whale 抹香鲸

Killer Whale 虎鲸

Sperm Whale 抹香鲸

Killer Whale 虎鲸

cm = centimeter （厘米） m = meter （米） km = kilometer （千米）

kg = kilogram （千克） g = gram （克） t = ton （吨）

Name
Length

Sperm whale
15m

Killer whale
8m

Weight
Teeth Tail

35t
50 8m

3600kg
40 6m

Food Skill

fish,birds,seals, even whales can dive into good swimmer,can deep cold water jump out of water

squid,lobsters,s mall sharks

1.A sperm whale is longer than a killer whale in its length. 2.A killer whale is smaller than a sperm whale in its size. 3.A sperm whale has 50 teeth. It has 10 more teeth than a killer whale. 4.The length of a sperm whale’s tooth is 20 cm .

(√ )1.The sperm whale is longer than the killer whale. (√ )2.The sperm whale is heavier than the killer whale. (√ )3.The killer whale is shorter than the sperm whale. (×)4.The killer whale has more（更多） teeth than the sperm whale. (×)5.The sperm whale can jump out of the water.

Sperm Whale 抹香鲸

Killer Whale 虎鲸

1、小组再阅读多一次，互相讨论两种鲸 鱼的特征。看你比较喜欢哪一种鲸鱼。 2、了解你的朋友喜欢哪种动物及它的外 貌特征，把它记录下来。