American women were _____ the right to vote until 1920 after many years of hard struggle.
—My daughter mastered English in less than two years. —Did she? She________have a gift for languages.
On the surface of the water________, which spoiled the beautiful scenery of the park.
—What about going swimming on such a hot day?—________.
---Do you mind if I smoke? ---______.
Mark Twain worked for several years as a pilot on a steamboat, taking passengers up anddown the Mississippi, the great river ___flows from the north of the US near the Canadianborder.