–What’s this? -- ____ is a key.
“85%of the students in our class like English. ”means “ _____students in our class like English. ”
—How often do you drink milk? —I don’t like it,so I _____drink it.
_____ it was very cold, _____ my friend still went swimming in Jialing River this morning.
Jane is high school student in the United States.
Tom studies _______. He _______plays with his friends.