it occurred to sb that

Question

为什么不能用it happened to sb that

Answer 1

it happened to sb that 意为在某人身上发生了某事，而it occurred to sb that意为某事为某人想起，或某人想起某事，这时occurred不是解释为“发生”。

Answer 2

it
occurred
to
sb
that
（某人）想到…，突然想到;
例句:
1.
has
it
occurred
to
you
i
might
be
bereaved?
你没想到我也痛失朋友了吗？
2.
give
sth
to
sb
so
that
it
will
be
kept
safe;
entrust
sth
to
sb.
将某物托付给某人保管；将某事物委托给某人

Answer 3

可以说Sb. happened to do sth.

至于为什么不能用it happened to sb that，没错，就是万年适用的解释：固定搭配。囧

Answer 4

固定搭配！