— Did you notice the students a few why questions in Mr.Zhang's class?
— Yes,I think he wanted to train their abilities of deep thinking.( )
A.are askedB.must be asked
C.have been askedD.were asked
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.