1.  His father is going to Shenzhen by plane.  (改为同义句)
     His father is ________a plane to Shenzhen.
     His father is going to Shenzhen ________  ________plane.
2. My sister goes to work by bike every day. (改为同义句)
    My sister goes to work ________ ________  bike every day.
    My sister________  a bike to work every day.
3. Most students in our class walk to school every day.
    Most students in our class go to school ________ ________every day.
4. She spends about forty minutes getting to school by bus.  (改为同义句)
    It ________ ___________ about forty minutes___________ ___________ to school by bus.
5. Mrs liu goes to work by taxi every day. (就画线部分提问)
   ___________  ___________ Mrs Liu ___________ to work every day?