The doctor was busy writing an essay in ________ with his recent research.
—The exam was easy,wasn't it? —Yes,but I don’t think could pass it.
—Are you sure that you are satisfied with this job? —Yes.Nothing can be better.
—Daniel must have lost his job in that unemployment crisis, he? —I don’t think so. Yesterday I saw him working together with his colleagues.
—When did you staying up so late? —When I entered this school two years ago, where students have too much homework to do.
If Sanlu Group melamine to the milk,the babies too much from kidney stone.