Подчеркните
Participle I  и Participle II и
установите функции каждых, т.е. укажите, является  ли оно определением, обстоятельством или
частью глагола-сказуемого.
1. Matter consists of one or a number of basic elements occurring in
nature.

2. Unless properly treated the metal can not be used for space
technology.

3. While working at a new transmitter for deaf people Bell invented a
telephone. 
4. The air in many cities has been polluted by traffic and industry.




 

1. Matter consists of one or a number of basic elements occurring (определение) in nature.2. Unless properly treated (обстоятельство) the metal can not be used (часть глагола-сказуемого) for space technology.3. While working (обстоятельство) at a new transmitter for deaf people Bell invented a telephone. 4. The air in many cities has been polluted (часть глагола-сказуемого) by traffic and industry.