1. —Do you think you will be able to finish your writing by five o’clock today?
— ______. I’ll be busy with experiments all day.
A. Not a chance B. Not a little C. Not to mention it D. Not a big deal
2. We don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
A. the; a B. a; / C. a; an D. the; the
