The biggest whale is ___ blue whale, which grows to be about 29 meters long—the height of ___ 9-story building.
Hearing the news about the crash of Air France Flight 447, he became very concerned _______ his daughter on board.
—So you didn’t say hello to him last night?—Well, I stopped and smiled when I saw him, but he_______ me and walked on.
It’s the third time ________ late for school this week.
Money plays______ important role in the material world. But expecting ______ money to give happiness may be missing the meaning of life.
It was in the small house ___ was built with stones by his father ___he spent his childhood .