Найдите в предложениях основные и второстепенные члены предложения и скажите, какой

1). He (subject, pronoun) is one of the best students (complex nominative predicative) in our group (adverbial modifier of place).

2). The course of study (complex subject) lasts (simple verbal predicative) five years (adverbial modifier of time).

3). Students (subject, noun) take (simple verbal predicative) examinations (object) twice a year (adverbial modifier of time).

4). The university (subject, noun) has (simple verbal predicative) a large gymnasium (object).

5). Many students (subject, adverb and noun) go in for sports (mixed predicative).

6). Popov (subject, noun) invented (simple verbal predicative) the radio (object) in 1895 (adverbial modifier of time).

7). We (subject, pronoun) sent (subject, pronoun) the firm (object) our contract (object) for the sale of coal (adverbial modifier of purpose).

8). Their engineers (subject, pronoun and noun) received (simple verbal predicative) permission (object) to visit that plant (adverbial modifier of purpose).

9). He (subject, pronoun) sent (simple verbal predicative) us (object) important information (object) on the state of the market (object).