could and should have

We use ___________ to talk about something that was the wrong thing to do, but we did it. a) should b) shouldn't c) could d) couldnt

I _______________ (go) to your party because I was working

He _______________ (study) more for his test. If he had, he would have passed

I ____________ (tell) her secret. Now she is upset with me.

We use __________ to talk about something that was the right thing to do, but we didn't do it. a) should b) shouldn't c) could d) couldn't

I ______________ (take) my jacket yesterday. If I had, I wouldn't have been cold

We use ___________ to talk about something that was possible, but didn't happen. a) should b) shouldn't c) could d) couldn't

She ______________ (give) you a ride. She just didn't want to.

I ______________ (eat) that hamburger. Now I have a stomachache

We use ____________ to talk about something that was impossible and didn't happen. a) should b) shouldn't c) could d) couldn't