main practise: idioms
revision: a good + time - by the way - should + infinitive
a good + time/distance - a number estimated as the least, i.e.
- The journey will take a good five hours. At least five hours.
- London is a good hundred kilometres from here. At least a hundred kilometres.
by and large - mostly, i.e.
By and large we had good weather on our holiday. Most of the time we had good weather.
She studies well, by and large. Most of the time she studies well.
by the way - to introduce a new topic into the conversation, i.e.
- Are you going to Robert's party?
- Yes, I am, it should be good. By the way, did you speak to Ann about going to the cinema
hang on a minute - wait a minute.
to be on the safe side - to do something in case it is necessary or helpful; to be cautious and
avoid a risk, i.e.
- The weather looks good now but it might change so, to be on the safe side, we should take
rain jackets and umbrellas.
- The train leaves at ten. To be on the safe side, we should call a taxi for nine-thirty.