1.i suppose he (talk) about his new invention. 2.i (leave) for los angeles in a couple of hours. 3. my regular doctor, dr.jordan (attend) a conference in las vegas next week, so i hope i (meet) her partner, dr.peterson, when i (go) for my appointment next friday. 4. what time class (begin) tomorrow morning? it (begin) at 8 o’clock sharp. 5. the coffee shop (open) at seven o’clock yomorrow morning. прошу

1.i suppose he talking about his new invention.  

2.i leaving for los angeles in a couple of hours.

3. my regular doctor,dr.jordan attending a conference in las vegas next week,so i hope i meeted her partner, dr.peterson,when i going for my appointment next friday.  

4. what time class beginning tomorrow morning? it has begun at 8 o’clock sharp.

5. the coffee shop opening at seven o’clock tomorrow morning.

1. what kinds of the world's most important technologies you can name?

i think nowadays the world's most important technologies are computers, the internet, gps navigation, robots, mobile phones, digital media.

2. do all members of your family have mobile phones?

yes, we do. my parents, my younger sister and i have mobile phones (smartphones).

3. how long have you had your mobile phone?

i have had my current phone for two years already. it's my third phone, in fact.

4. are you for or against using your mobile phone at the lessons? explain why.

i support the idea of using our phones at the lessons, but i believe they should only be used for learning purposes, not for cheating or entertainment such as games or texting. phones are great when you need to check some information or when there is no textbook or dictionary at hand.

5. what do you use your mobile phone for?

i use it for calling or texting my relatives and friends, sending instant messages, listening to music, watching videos, playing games (not at school), getting news and learning.

6. is it necessary for you to use the latest model of mobile phones? explain why.

the latest models of mobile phones are cool to have, but they are too expensive. i'd like to have one because the latest models of mobile phones have new features and functions such as best screens, long battery life, good cameras and large storage (expandable memory).

1. scientists' (3 - притяжат. падеж существительного) international ties (2 - множ. ч. существительного) help develop both science and friendship among people.   - международные связи ученых способствуют развитию как науки, так и дружбы между людьми.

2. the development of machine building determines (1 - 3-е л. ед.ч. pr. simple глагола) progress in other branches (2) of the national economy.   - развитие машиностроения определяет прогресс в других отраслях народного хозяйства.

3. high temperature influences (1) the rate of this reaction. - высокая температура влияет на скорость этой реакции.