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B1 Section 4 : Future continuous / Present perfect continuous / past…
B1 Section 4 : Future continuous / Present perfect continuous / past perfect
Future continuous
for things in progress at a point.
to talk about a continuous action in the future that starts before.
I
'll be waiting
at the airport when you arrive.
use present simple after
when
(subordinate clause of time)
will be waiting
is the continuous action in the future.
when you arrive
is shorter action.
to say that something will be in progress at a time in the future.
At four o'clock
I'll be working
The future simple means that one thing will happen, then another thing will happen
We
'll eat
when you arrive
= We start eating when you arrive.
We
'll be eating
when you arrive
= We start before you arrive.
Present pefect continous
to say
how long
for something that started in the past and is still true now.
need to use a time period like
since,for
I've been living
in London since 2004
Past perfect
to say how long something lasted before another point in the past
need to use
for + time period
or *since + point in time.
The action starts in the past and continuous up to another time.