It is / was + adj. (for sb.) to do sth. Sb. + be + adj. to do sth. Sb. need to do sth. 【最新】八年级英语上册 Module 9 Unit 3 Language in use 课件2 外 研版 课件Language practice 动词不定式 It was interesting to learn about the Wolong Panda Reserve. But its sad to think about all those animals in danger. The surprising thing was to hear how many animals are in danger. We need to protect them better. It isnt right to kill whales or elephants. Its hard to stop the killing. 【最新】八年级英语上册 Module 9 Unit 3 Language in use 课件2