Samuel Clemens, _____ Mark Twain, became a famous American writer.
Passed from father to son, the music has not changed for eight centuries,and among the richer Naxi people, ________ knowledge of this music showed that you were ________real gentleman.
Sometimes I’m dying ______ him about it.
Wherever such an area is located, it will be immediately ______ by the enemy if armed forces are lacking.
His hard work paid______ when he got the result.
While typing, Helen has a habit of stopping ______ to give her long and flowing hair a smooth.