Перепишите и переведите следующие предложения, обращая особое внимание на перевод модальных глаголов и глаголов to have и to be в модальном значении:
1. You could choose to have all your calls directed to your unique alphanumeric number with no cost to you.
2. It may be possible to maintain regional databases, but that will not eliminate the porting costs from a number registered in that region to another region.
3. Transmission medium can take several forms: microwave, synchronous satellites, low-earth-orbit satellites, cellular, personal communication service, etc.
4. It should be possible, he reasoned, to send six tones over the same wire at the same time and cause six reeds attached to the receiving end to be operated.
5. It is to be noted that although a satellite can broadcast data rates up to about 30 Mbit/s, the effective bit rate is much lower.