— Which would you like to drink, coffee, yogurt or orange juice?—          . Please give me a cup of tea.

The children are giving their classroom a good cleaning, ___ are sweeping; ___ are mopping. 

I hate _____ when the light turns red and the people don’t move until it is about to turn green again.

---Is there ___ you don't understand?---I think ___ is quite clear.Thank you.

No bread eaten by man is so sweet as ________ earned by his own labor.