I wonder how he could _______ not handing in his maths exercises yesterday, for his maths teacher is always strict with his students. [ ]

.The bill you sent me is incorrect, sir. ________, it isn’t the first time.

________all the cities, Yangzhou is __________to live in.

The headmaster will not permit the change in the course, nor______ it a thought. [ ]

wonderful book “Gulliver’s Travels” is! It became popular as soon as it came out.