I know Jim very well because we went to university together. (глагол не используется в аспекте continuous; всегда в progressive)correct (хотя лучше вынести "often" в самый конец, но не думаю, что это критично)My grandfather is a scientist and he likes to invent things. (то же, что и в первом пункте)Michael is a chef, but never does he cook at home for his family! (неверная синтаксическая форма инверсии)Teenagers are becoming more and more independent these days. (маркер аспекта continuous - "these days")The sun rises in the east and sets in the west. (general truth)Why is your little sister crying? Is she thirsty? (нелогично: little sister не может плакать всегда из-за того, что она испытывает жажду, поскольку, если не утолять жажду, можно умереть, то есть "всегда" прекратится; т.о., она плачет в данный момент)
A: Have you seen Beth and Angela recently?
B: No. I haven't seen them since last week.
A: 1) Neither of them has phoned me since
Wednesday
B: I tried to phone them yesterday, but no one was at
home
A: I think they have gone away
on holiday, but I'm not sure.
B: Did you phone any of their friends?
A: Yes, I phoned 3) all of them, but
none of them knows where Beth
and Angela are
B: Here's the postman. Look! There's a postcard here. It's
from Beth and Angela, They are 5) both
in Scotland. 6)
neither of them is having a
good time, though, because it's raining there
A: When are they coming back?
B: They are coming back next Sunday