.To qualify yourself for this kind of newjob, I recommend that you____some online courses.

The chairman_________all the people tocontinue to deal with the global financial crisis.

____ your sister know Tom—No, she ____.

__________ haveyou been in the sports club—Since thefirst month I came to the school．

Every few years, the coal workers ______their lungs X-rayed to ensure their health.[ ]