Use the word given in capitals to form a word that fits in the gap. There is an example at the beginning.
Thanksss❤️

theres no poem include that

i would say the correct answer is not concrete.

mark twain, real name samuel langhorne clemens, was an american writer, humorist, entrepreneur, publisher, and lecturer. among his novels are the adventures of tom sawyer and its sequel, the adventures of huckleberry finn, the latter often called "the great american novel". wikipedia