As we know, schools and families play ________ important role in teaching students about the value of working hard.( )
the
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an
It’s late. David washes his face _______ goes to bed.
()—Do you believe that paper is made ________ wood? —Yes, I do. And you can see that books are made ________ paper.
Guangdong is ____ the south of China .
I read an article ________ a young writer ________ the UK last week.
---There are some pictures ________ the wall. What ________ can you see? ---I can see two windows ________ the wall.