__________ other employees, the boss thinks, Jack is __________one.
——The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job? ——____ Tom have a try?
.Nowadays teenagers like to go to the fast food restaurant, ________, as the name says, eating needn't take much time.
-If we take a plane, we’ll of course have arrived in London by the next weekend.-Don’t be too sure. We should _____ the weather factor. What shall we do if it is foggy?
_________ difficult the task may be, we must finish it on time, because we can’t meet such a precious opportunity _______ we have expected.
---What made it difficult for him to find a job?---_______, I think.