How can you step into the lab with your shoes on? You’re _______ to take them off before you enter it. I told you so!
I wish I____ my uncle yesterday.
__________ ,the bad weather, the sports meeting has been put off until next week.
. It is said that his carelessness and ignorance together ________ a terrible fire, which burned down the building.
Where is it ________ you picked up this watch?
I _________ the boy to save money but he wouldn’t listen.