to make something totally clean, without containing any harmful substances
purify
have a dilemma
be in two minds
She (not listen) to the teacher because she was extremely tired.
wasn't listening
I (know) that so many people were coming to the presentation, I (reserve) a bigger room.
Had I known, I would have reserved
It was (going to/unlikely/about to) be cold, so we didn't take any warm clothes with us.
unlikely
to store something electronically (e.g. photos, books, documents)
digitize
to cause trouble, disrupt the status quo, or create disturbance in a situation that is otherwise stable or calm
to rock the boat
When she (graduate) from university in two years, she'll be looking for a job.
graduates
(be) for my wonderful teacher, I never (enter) the university.
Had it not been for, I would never have entered
(Despite/Regardless/In view) of the fact that the reviews were negative, our own experience of the hotel was excellent.
Regardless
serving more than one purpose
multifunctional
not to sleep at all
not to sleep a wink
It is expected that the new energy source (be) cleaner.
will be
I would sooner you (get) a job and (start) earning money.
get, start
has/reported/it/bad weather/that/cancelled/caused/the climb/been/to be.
It has been reported that bad weather caused the climb to be cancelled.
without hesitation or regret
ruthlessly
Extremely busy with something, deeply involved in something, overwhelmed by an excessive amount of something
up to your eyeballs
The captain was reported (die) in the battle.
to have died
If only I (not turn down) that job offer in Paris last year!
hadn't turned down
Success (leads to/is the result of/stems of) luck and hard work.
is the result of
compete for control
jockey for power
to visualize something
to see something in your mind's eye
I would have come much earlier if my plane (delay).
hadn't been delayed
I wish you (remember) to give me back money I lent you a month ago.
would remember
By 3 p.m. tomorrow Luke definitely (arrive) at his destination.
will definitely have arrived