I didn’t quite follow him because he explained the theory _____that is too abstract for me.
— Why didn’t you come to Mike’s birthday party yesterday? — Well, I ____, but I forgot it.
_______ different life today is ________ what it was 30 years ago.
The time he has devoted in the past years _______ the disable is now considered ________ of great value.
Mike, as far as I know, _______ like to play music.
Is it true _____ the rain stops, it will be as hot as in the summer here?