The water supply has been cut off temporarily because the workers________one of the main pipes. (2013·天津，13)
A．had repaired B．have repaired
C．repaired D．are repairing
We are confident that the environment________by our further efforts to reduce pollution. (2013·辽宁，30)
A．had been improved B．will be improved
C．is improved D．was improved
He was unhappy when he sold his guitar.After all，he________it for a very long time.
(2013·辽宁，22)
A．has had B．had had
C．has D．had
—So what is the procedure?
—All the applicants ________ before a final decision is made by the authority.(2013·北京，32)
A．interview B．are interviewing
C．are interviewed D．are being interviewed
Hurry up！Mark and Carol ________ us.(2013·北京，28)
A．expect B．are expecting
C．have expected D．will expect
Shakespeare’s play Hamlet ________ into at least ten different films over the past years. (2013·北京，23)
A．had been made B．was made
C．has been made D．would be made
