Page 610 - Practical English Usage 3ed - Michael Swan, Oxford

7 compound conjunctions
Some conjunctions are made up of two or more words, including that. Common examples: so that, in order that, provided that, providing that, seeing that, given that, now that.
I got here early so that we could have a few minutes alone together.
I'll come with you providing that Bill doesn't mind.
OK. I'll help you, seeing that you as/ced so nicely.
Given that Monday is a holiday, we could go to Scotland for the wee/cend. Now that the kids are at school, the house seems very quiet.
For that-clauses after reporting verbs ('indirect speech'), see 274-275. For the relative pronoun that. see 494.
584 that: omission
We can often leave out the conjunction that, especially in an informal style.
1 indirect speech: He said (that) ...
That can be left out informally after many common reporting verbs. James said (that) he was feeling better.
I thought (that) you were in Ireland.
The waiter suggested (that) we should go home.
That cannot be dropped after certain verbs, especially intransitive verbs - e.g. reply, email, shout.
James replied that he was feeling better. (NOT }aflles repliet1 he was ...) She shouted that she was busy. (NOT She ShBf;ttetishe was bwy.)
For sentences like Who do you think is outside? see 486.
2 after adjectives: I'm glad you're all right
We can leave out that in clauses after some common adjectives.
I'm glad (that) you're all right.
It's funny (that) he hasn't written. We were surprised (that) she came.
3 not dropped after nouns
That is not usually dropped after nouns.
I did not believe his claim that he was ilL (More natural than ... his claim he
was ilL)
He disagreed with Copernicus' view that the earth went round the sun.
(NOT ••• C61'eFltieus' fJiew the eal'fh went . ..)
4 conjunctions
That can be left out in an informal style in some common two-word conjunctions, such as so that, such . .. that, now that, providing that, provided that, supposing that, considering that, assuming that.
Come in quietly so (that) she doesn't hear you.
I was having such a nice time (that) I didn't want to leave. The garden looks nice now (that) we've got some flowers out. You can borrow it provided (that) you bring it back tomorrow.
Assuming (that) nobody gets lost, we'll all meet again here at six o'clock.
that: omission 584
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