1000 Phrasal Verbs In Context © Matt Errey 2007
1241000 Phrasal Verbs in Context S s (13/13)
strip off
It was a hot night, and no one else was around, so we stripped off and
swam naked in the pool.
strip off
strip sth off
strip off sth
It was very hot when the
air conditioner broke so
we stripped our shirts off.
✍ ^sum up
Before he’d finished his lecture, Professor Dumbledoor summed up by
repeating some of his main points.
sum up sth
sum sth upAfter summing his ideas
up, the speaker answered
some questions.
✍ ^switch off
Who forgot to switch off the lights before they left the house this
morning?
switch off sth
switch sth offI don’t usually switch my
computer off, but it goes
to sleep itself sometimes.
✍ see also: turn offswitch on
Don’t switch on the power until you’re sure nobody is touching the
electrical wiring. Make sure you keep it switched off until then.
switch on sth
switch sth onSomeone forgot to switch
the answering machine on
last night.
✍ see also: turn on