—Have you finished your book report?—Not yet. I couldn’t _______ on it with so loud music next door last night.
Don’t interrupt me. I ________ letters all morning and have only finished five.
I would appreciate _______, to be frank, if the goods could be delivered as soon as possible.
-What made you so delighted at Christmas? -__________.
They no longer have to ______ large numbers of temporary workers to do the harvesting.
_________ many times, but he still couldn’t understand it.