You can’t imagine that a well-behaved gentleman ______ be so rude to a lady.[ ]

His mind went so blank that little ______ down for the first ten minutes in the test.

In order to advance the development of Yancheng, the city government tries to beautify it as soon as possibleSeveral new special projects are ______

No person __________ carry a mobile phone into theexamination room during the national college Entrance Examinations．

______ you keep trying till the end, you will never know how strong you are!