—______ you help me mend the radio? —Yes, I can. 

—______ is “CHINA NEWS” shown on CCTV-4? —Every day. 

 Personally, the job as a teacher _____ be challenging, for I sometimes _____ deal with some smarter but less diligent students. 

---Do you know how this disabled man succeeded in running such a big company?--- I don’t know , but I think he __________ many difficulties.

— You  went to town last month, What  do you think of it?— Terrible . I _____ go there _____.