In this task, you are given a word. You should respond with a valid sentence which contains the given word. Make sure that the sentence is grammatically correct. You may use the word in a different tense than is given. For example, you may use the word 'ended' in the output where the given input word is 'end'.

Example Input: resign
Example Output: He had no choice but to resign the game and let his opponent become the champion.

Example Input: situation
Example Output: No human situation is simple.

Example Input: acknowledgment
Example Output:
She must have seen him but she gave no sign of acknowledgment.