No matter how healthy you _____be，you need to consult a doctor from time to time.

________ exciting sport it is to go bike riding!

73. — You just think of yourself! You kept me waiting for at least three hours. — I’m sorry that you _____ think so.

He departed for Washington, with the pet dog behind with his neighbor.

I looked through it to get a(n) _____impression of the article. [ ]