—What do you often do ________ classes to relax?—Listen to music or walk around the school.A.overB.throughC.between
--Do you think the math problem was difficult? --Yes. But I could ________ make it.
Please try your best to finish the work with ________ money and ________ people.
Eddie is eight years old, but we have seven candles only, we need______ candle.
I hope you ________ me with my English.
China is larger than ________ country in Africa(非洲).