Page 136 - Practical English Usage 3ed - Michael Swan, Oxford

changes: become, get, go, grow, etc 128
We generally use go, not get, to talk about changes of colour and some changes for the worse (like go mad) - see paragraph 4 below.
Get is not normally used before nouns to talk about changes.
1became a grandfather last week. (NOT : gBt tl grantl/ather ...) For gel used to, see 605.
3 get + infinitive
We can sometimes use get with an infinitive to talk about a gradual change. After a few weeks 1 got to like the job better.
She's nice when you get to know her.
4 go red, go mad etc
Go can be used before adjectives to talk about change, especially in an
informal style. This is common in two cases. a colours
Go (and n~t get) is used to talk about changes of colour. Leaves go brown in autumn. (NOT LeaIH!S get hF8l:tHt . . • ) She went white with anger.
Suddenly everything went black and 1 lost consciousness.
Other examples: go blue with cold I red with embarrassment I green with envy. Turn can also be used in these cases (see below), and so can grow when the change is gradual. Go is more informal than turn and grow.
b changes for the worse
Go (not usually get) is used before adjectives in some expressions that refer to changes for the worse. People go mad (BrE), crazy, deaf, blind, grey or bald; horses go lame; machines go wrong; iron goes rusty; meat, fish or vegetables go bad; cheese goes mouldy; milk goes offor sour; bread goes stale; beer, lemonade, musical instruments and car tyres go flat.
He went bald in his twenties. The car keeps going wrong. Note that we use get, not go, with old, tired and ill.
S come true etc
Come is used in a few fixed expressions to talk about things finishing up all right. The most common are come true and come right.
I'll make all your dreams come true.
Trust me - it will all come right in the end.
Come + infinitive can be used to talk about changes in mental state or attitude.
I slowly came to realise that she knew what she was doing. You will come to regret your decision.
6 grow old etc
Grow is used before adjectives especially to talk about slow and gradual changes. It is more formal than get or go, and a little old-fashioned or literary.
Without noticing it he grew old.
When they grew rich they began to drop their old friends.
As the weather grows colder, my thoughts turn to holidays in the sun.
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