Although he is ____ boy ,he knows a lot about the universe.A. a eight-year-oldB. an eight-years-oldC. an eight-year-old
Listen!Who________behind the tree?
My brother left school in 2005,and since then he________in Beijing.
We didn’t start our discussion________everybody arrived.
Dear students,please read every sentence carefully.________you are,________mistakes you’ll make.
—How do you learn English words? —________making flashcards.