Are you satisfied with what he did?— No. It couldn’t have been _____.

aning of a word can be guessedaccording to the context, so you will not __________ refer to a dictionary thenext time __________ you come across a new word

24．I need the money badly now and I have to______my car though I’m not at all willing to do so.

e missed the train！” “_____, there’ll be anotherin ten minutes”

We are still dealing with problems ________ errors made in the past. [ ]