be good at arithmetic, at calculating

She has a good head for figures and will adapt easily to change. Google

That son-in-law of mine sure has a good head for figures. Google

Sometimes one of you is particularly good at something, for example,
one of you has a good head for figures and can keep the accounts.  Google

have a sudden inspiration or a good idea

I had a brainwave and this one is worth cash to YOU. Google

Colette Lauper had a brainwave while volunteering at a leper hospital
in India (Colette Lauper).  Google

Whenever they had a brainwave heaven ducked for cover. Google

have a precise knowledge or understanding of the nature, cause or possible outcome

Make sure that the child
has a clear idea of WHAT he is expected to do.  Google

Jane Wilson has a clear idea about the wine she likes.  Google

The student does not provide enough information to persuade the reader that the
new organization has a clear idea as to how it would achieve its goals.  Google

have amind unable or unwilling to accept new ideas, consider other opinions

 I can't debate with someone that has a closed mind and... when cornered,
completely makes up their own facts to back up their arguments. Google

But trying to tell that to someone
who has a closed mind and is convinced otherwise is a waste of time.  Google

On the other hand, if one has a closed mind the possibilities for the what if will
never come to be experienced.  Google

have a (temporary) loss of the voice

 As it did he put his hands on his throat and indicated he was sick and had a
frog in his throat. Google

And we had a pitch-side presenter, wishing Town luck and pronouncing Mansaram
as if he had a frog in his throat. Google

Only, one had a frog in his throat and gurgled
suddenly, instead of the required rattling breath.  Google

být za něco hodně zodpovědný

The Media have a lot to answer for, but lay off the
death threats, okay? Google

The Columnist Phil Gailey wrote recently, "President Bush
and his chickenhawk administration have a lot to answer for.".  Google

Good citizens have a lot to answer for. google

lack the ability to absorb and retain information, to keep in mind the details

Let me put it pretty simply..even when I'm most motivated, I have a memory like a sponge retains water. Google

You told me once a reporter had to have a memory like a sponge.   Google

I guess that means you have a memory like a... sponge.  Google

be very good at remembering things

The new teacher has a memory like an elephant.  Google

I attribute his problems to be because he
has a memory like an elephant. Google

 Isabella has a memory like an elephant. She forgets nothing.
 Google

have an experience that causes one, suddenly and forcibly, to realize sth unpleasant or unwelcome

Unfortunately, we had a rude awakening; in order to
go to competition you need money, lots of money!  Google

With their citizens taken hostage in Iraq, Asian powers China and Japan
have had a rude awakening to the harsh realities of engaging with the world.  Google

In the early 1930’s Williston farmers had a rude awakening. Google

have reason to think that sth is likely to happen

Too many schools teach students to have an
idea that works in print, an idea that works in TV. Google

So if you have an idea that fits in one of those categories---and if
it's a new spin on existing ideas---you may have a wining race horse.  Google

I know that exchanging links in a big part of gaining popularity but I have
an idea that I think may add more value to these exchanges. Google

hav an impression, understanding of sth studied or explained to one

I have an idea of what Monday's schedule will look like for
whoever makes applicant decisions...  Google

Does anyone have an idea of how the gotdotnet menu was implemented? Google

Even if you have an idea of what colleges you are interested in attending, go through
this basic checklist of questions to make sure that they are appropriate. Google

have, as a young person, wisdom, caution, tastes... that are usually associated with mature or older people

You must remember that a Capricorn child has an old head on young shoulders. Google

He has an old head on young shoulders and has a chance of making a powerful impression on the global game.  Google

He hits very hard and has an old head on young shoulders, picking his punch's well and knowing just when to unleash a final fight ending volley of shots. Google

mít něčeho po krk

I've had it up to here with your low rise. Google

Over the last several months I have seen,
read and heard so much about politics that I have had it up to here! Google

I've had it up to here with e-mail!  google 

be stupid

Every time he opens his mouth,
he confirms our worst fears that he has nothing between his ears. Google

Dan has NOTHING between his ears
worth noting . Google

We have a runt as a Prime Minister, who has nothing between his ears, and we have
no armed services because our government has run them into the ground. Google

be allowed to express one´s opinion

It was then decided to burn the remains of the tree, but once again the Bookbinder had his say.  Google

Everbody has had his say about the Prague unification agreement. Google

Even Rush Limbaugh had his say, lambasting Cobain as a scruffy delinquent
who had fooled everybody and offed himself out of weakness. Google