to have a very bad headache
tener un dolor de cabeza terrible (tener un dolor de cabeza terrible)
"I can’t focus right now; I have a splitting headache."
"No puedo concentrarme ahora; tengo un dolor de cabeza terrible." (no puedo concentrarme ahora tengo un dolor de cabeza terrible)
to keep working steadily on something
To expand a company’s operations or reach.
To challenge someone to fight or compete.
to create a noisy or dramatic disturbance
to start a friendly conversation in an awkward situation
to catch someone off guard; to surprise unexpectedly