Should Could Would

Front

I __________ bought bread but I didn't know we needed it. (past possibility)

Back

Could have

Front

We _______ invited so many people to our party! I'm worried that we won't have enough room for everyone. (past negative advice / regret)

Back

shouldn't have

Front

I _______ started saving money years ago! (past advice / regret)

Back

should have

Front

The weather _________ (be) any worse! (past negative possibility)

Back

couldn't have been

Front

I _________ (arrive) on time, even if I'd left earlier. There were dreadful traffic jams all the way. (past negative possibility)

Back

Couldn't have arrived

Front

They (win) the football match, but John hurt his ankle. (past possibility)

Back

could have won

Front

Lucy (leave) earlier. She missed her flight. (past advice / regret)

Back

should have left

Front

You were so knowledgeable and intelligent, you _______ studied for the exam.

Back

Could have

Front

Complete the sentence: I wanted you to get into a good college but you didn't get selected. You _______ have studied for that.

Back

Should

Front

If my guest had not come into my home before my exam. I ______ have scored good marks.

Back

would