_____________ does your cat weigh?— About 5 kilograms.

John rode to the park just now, but now he _____. Can’t you see him in his bedroom?

The math question is like a piece of cake. He spent five minutes in working it out.

I have to buy _________of the two books because I don’t know which to choose.

Were you at home 7:00 last night?—Yes, I __ a shower at that time.