Peter’s jacket looked justthe same as Jack’s, but it cost_____his.[ ]

Mrs. May had a secret. She wanted to go in a _______.

For areas that receive regular and plentiful rainfall, such detailed crop monitoring（监测）might not be useful or ;

Jack has had no______ experience of this kind of job，but he got the job offer just due to his honesty.

____ is certain, though, is that the mystery of Tutankhamun’s tomb has never been fully explained