Lecture 18: It Patterns a 4. It is important( necessary, right, strange natural.that ■该句型和上一个同属一个句型。由于主句中的 形容词不同,that后的从句中要用虚拟语气 ( should+动词原形), should可以省去。建 议记住该句型中的形容词 a It is important that we(should)learn English well It is necessary that he( should) remember these wordsLecture 18: It Patterns ◼ 4. It is important ( necessary, right, strange, natural...) that ... ◼ 该句型和上一个同属一个句型。由于主句中的 形容词不同，that 后的从句中要用虚拟语气 （should + 动词原形），should 可以省去。建 议记住该句型中的形容词。 ◼ It is important that we (should) learn English well. ◼ It is necessary that he (should) remember these words