We can get fresh water from rain, from rivers, or from ________ the ground.
---Which one is different from others?---I think it is ________.
---Shall we go and ______ hello to the old man?---Good idea! Let’s go.
---When is your birthday, Kate?---It’s _________ 9 October.
---__________does your friend go roller skating? ---About once a week.
---Look, what’s that over there, under the tree?---It’s _________e-dog. It is my cousin’s.