(1)主谓结构,如The sun rises from the east.(2)主谓宾结构,如I love English very much.(3)主系表结构,如 I am a student.(4)主谓双宾语结构,如 The professor will give us a talk this afternoon.(5)主谓宾加宾语补足语结构,如we made our classroom clean and tidy. 在教学中,教师要经常让学生根据不同要求和情景进行造句,并注意各种成分的区分。