Please excuse me _______ your letter by mistake.
The seaside here draws a lot of tourists every summer. Warm sunshine and soft sands make ________ it is .
New policies, _______ to insure that compulsory education is truly free, ________ by the local government across China since the start of school on September 1.
America has more than fifty states, ______, Kentucky, is the place _______ Abraham Lincoln was born.
At the foot of the mountain ________.
______ your composition carefully, some spelling mistakes can be avoided.