How is the man injured in the earthquake—The doctor said if ________ in a proper way，he was likely to be saved.

The research on the new flu virus vaccine ischallenging and demanding Who do you think can do the job—____ my students have a try

The boss makes the workers ________ long hours every day.

Your son hasn’t watched the movie Need for Speed, has he— ____________. He told me it was ______ exciting _____ he’d like to watch it again.

You will have to wait for one more week, _____ the manager will be back from his trip.