Look! There’s no light on—Sara_____be at home.

Was it not until you began to work ________ how much time you had wasted

Jack, this is the third time that you have been late this week．—Sorry, sir, but I was_____ for 15 minutes on the way here in the traffic jam．

The weight of the moon is only about _____ of that ofthe earth

Does he always keep an appointment, Jenny’?– Seldom, ______.