Every day I can go to school on foot _______ by bike because my home isn’t far.
The old woman has something wrong with her eyes and has to have them______.
The number of people present at the concert was ________ than we expected.
We work together to achieve our common purpose: ________ world that is safer, cleaner and healthier than ________ one we are living in.
---Would you mind turning off the TV? ----____________, I am listening to an important report.
----Would you please ______ the paper for me and see if there are any obvious mistakes? -----Of course I will.