________ walk is expected to last all day, so bring ________ packed lunch.
Due to the unreasonable individual income _______, the gap between the rich and poor has become an outstanding issue.
Shanghai authorities have guaranteed the quality of the city’s drinking water _____ more than 7500 rotting pigs ______ floating on the Huangpu River in the past week.
A woman with a bleeding hand hurried in and asked, “Is there a hospital around _____ I can get some medicine for my wounded hand?”
She was so angry and spoke so fast that none of us understood _____ she said meant.
—Have you been wasting time on computer games again?—_____. I’ve been studying a lot and I need a break.