President Obama told television viewers that he saw ______ as his duty to run for a second term.

If we see this conflict only from one side or __________ , we will be blind to the truth .

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

We've been looking for a cheap house but haven't found________ we like yet.

——You know Mr. Green has been ill for days? ——Yes, I wonder if he is ____ better now.