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3. — Do you have a bag? — No, ________. A. I do B. I don’t C. I’m not ( ) 4. — Do you have a ruler? — Yes, ________. A. I am B. I do C. I don’t ( ) 5. I have ________ eraser. A. / B. a C. an 四、英漢匹配。文具盒里有一支 (3) __________ (鉛筆 )、一塊 (4) __________ (橡皮 ) 和一把 (5) __________ (直尺 )。 Hello! My name is Kitty. I have a new bag. There are