Most of us think that the ocean bottom is ___ smooth land.
----Will you take up teaching as a career after graduation? ---- Hard to say. I ________ go abroad for higher education instead, but it depends.
---- Jack, you ________ the window quickly, will you? ---- Ok! Oh! The window ________ broken.
________ matters much ________ our headmaster supports our plan.
In this victory speech ________ before a huge crowd of his supporters, Obama declared that “Change has come to America”.
________ Mr. Smith was the last man I wanted to see, I did all in my power to help him.