I don't know why my grandma didn't open the door. Maybe she didn't hear the bell. NOT I don't know why my grandma didn't open the door. She.................. the bell

It was careless of him to go without checking the times. OUGHT He ........................ the times before going.

I know he wasn’t in London on Saturday because I saw him in Newcastle. HAVE He _______________________ in London on Saturday because I saw him in Newcastle.

It definitely wasn't my phone that rang in the cinema. It was on silent BEEN. It ................... my phone that rang in the cinema. It was on silent

You won't be able to walk on those shoes. Buying them was a bad decision. SHOULD You..................... those shoes.

We've gone the wrong way. I think we had to turn right. SHOULD. We've gone the wrong way. We......................... right

He's just bought a mansion in Sarrià, he obviously sold his business for a lot of money. SOLD He's just bought a mansion in Sarrià, he __________________________his business for a lot of money.

She was so happy on Monday morning that I’m sure she had a good weekend. HAD She was so happy on Monday morning that _______________________ a good weekend.

Perhaps John didn't see you. That's why he didn't say hello. HAVE. John ..................... you. That's why he didn't say hello

I had a nightmare last night. Probably it was because of the horror movie I watched. OUGHT . I ........................... that horror movie. I had a nightmare because of it.