I am so tired today. I swam _____ the river in the morning and I walked ____ the forest in the afternoon.
—Hi, Daniel. Let’s play football after school. —But we don’t have football now.
--- Do you know the workers built _______180-metre-long bridge over the river?--- Really? That’s amazing.
--- Can you help me take these books to the office?---_______.
--- I wonder _______ .--- You can ask the policeman over there.
—Could you take me to the park this afternoon, Dad?—_________. You know, I have to wash my car.