Writing Part
    I.[
] run, cup, lunch, bus, number
     
      [ju:] music, student, duty, use, excuse
    II. 1. C 2. B 3. A 4. C 5. A
    III. 1.I'm singing. 
2. I'm jumping.
3. I'm jumping.
4. I'm flying a kite.
5. I'm putting on my coat. (答案只供参考)

 
              