Page 217 - Practical English Usage 3ed - Michael Swan, Oxford

I work from nine to five.
From now on, I'm going to go running every day. From his earliest childhood he loved music.
I've been waiting since six o'clock.
I've known her since January.
We use since (with a perfect tense) especially when we measure duration from a starting point up to the present, or up to a past time that we are talking about.
I've been working since six o'clock, and I'm getting tired. (NOT {'fie been W6rking/fflm six tlcltJek ...)
I had been working since six o'clock, and I was getting tired. From is used in other cases.
The shop was open from eight in the morning, but the boss didn't arrive till ten. (NOT TheShBP W(tS 6ptffl sinceeight...)
I'll be at home from Tuesday morning (on). (NOT ••• sillce Tttesooy tflBming.)
From is sometimes possible with a present perfect, especially in expressions that mean 'right from the start'.
She's been like that from her childhood. (OR ••• since her childhood.) From/Since the moment they were married, they've quarrelled. From/Since the dawn ofcivilisation, people have made war.
For from . .. to and from . .. umil, see 602. For more about tenses with since, see 522. For since meaning 'as' or 'because', see 72.
209 forget and leave
We can use forget to talk about accidentally leaving things behind. Oh damn! I've forgotmn my umbrella.
However, we normally use leave if we mention the place.
Oh damn! I've left my umbrella at home. (NOT {'fie JYJrgBt-ten my umbrella ttt
hBme.)
210 fun and funny
Fun is normally an uncountable noun. It can be used after be to say that things or people are enjoyable or entertaining.
The party was fun, wasn't it? (NOT The party W ( t S funny.) Anne and Eric are a lot offun.
In informal English, fun can also be used as an adjective before a noun. That was a real fun party.
Funny is an adjective, and is used to say that something makes you laugh. Why are you wearing that funny hat?
Note that funny has another meaning: 'strange', ·peculiar'.
A funny thing happened. '" Do you mean funny ha-ha or funny peculiar?
fun and funny 210
page 185