–Do you have any plans for this Sunday?--I’m not sure. I ______ go to the countryside to see my grandmother.
Was it in 1969 _____ the American astronaut succeeded ____ landing on the moon?
Can you believe that in _____ a rich country there should be _____ many poor people?
The speaker raised his voice but still couldn’t make himself _____.
Oh, I’m not feeling well in the stomach. I _____ so much fried chicken just now.
______of them knew about the plan because it was kept a secret.