II. Определите функцию слов, заканчивающихся на —ed:
а) личная форма глагола в Past Simple;
б) Participle II в функции простого сказуемою, выраженного глаголом в страдательном залоге;
в) Participle II в функции определения;
г) Participle II в функции обстоятельства.
1. When required, the data will be applied in our practical work.
2. Every transponder consists of the receiver tuned to a channel or range of frequencies lying in the uplink band of frequencies, a frequency shifter and a power amplifier.
3. Later development of telephone changed its construction, it became more complex.
4. Electromagnetic waves are attenuated in passing through the ionosphere and the lower atmosphere.