Something _______ wrong with the machine, and it _______ not work. 

—Do you regret having left your first job?—Why should I?I　　　as much,but I enjoy more of it.

By the time my mother came back from work, my sister and I ________ supper and were waiting for her at the table.

It's estimated that nearly 70% prisoners __________ from the prison located in that coastal city.

—Look! Here is a message on my mobile phone, asking me to send money to....—Don’t believe it! It’s a trick. More than one person _____ by such tricks so far.