--We need a man full of wisdom to take charge of the project.--________ the young man graduating from Harvard have a try?

— Do you know whose magazine is it?— I think it         be Lily’s, for we can find her name on the cover.

---Alice, you didn’t come to Tim’s birthday last night. ---I wished I had, but my parents just simply___ not let me out so late at night.

—The research on the new flu virus vaccine is challenging and demanding. Who do you think can do the job?—________ my students have a try?

 —Did you ask Tom for help?—I ________. —I managed perfectly well on my own.