Подчеркните сказуемое, определите его время и залог. 1. they are being given detailed instructions now. 2. many questions will have been discussed before they sign the contract. 3. much information has been received with their help. 4. radio was invented by popov.
1 are being given present progressive passive
2 will have been discussed future perfect passive
3 has been received present perfect passive
4 was invented past simple passive