______ smoking, he would not have got cancer in the lung.
____ the help of experienced career instructors, this type of job-hunting training ____ to be very efficient.
——Not getting that job was a big let-down. ——Don’t worry. Something better will ____.
I spent the whole day repairing the motorbike. The work was ____ simple.
——Did your classmate accept your invitation? ——No, he ____ refused.
____ abroad for a tour can be a great honor for an ordinary person like me.