1. “Life is like walking in the snow,” Granny used to say, “because every step ________ (show).” 2. Walmart, which is one of the largest American supermarket chains, _______ (keep) some of its stores open 24 hours on Mondays through Saturdays. 3. Of all my teachers, Mr Moore is the one who impress me most. _________

举一反三

shows

keeps

impresses