Hedid not regret saying what he did but felt that he itdifferently

下列各句中，没有语病的一句是

You’d better ______ work too hard likethis.—I see. You mean working too hard makes onetired and ill.

Has Mary come back yet?— Yes. She has got many books from her elder schoolmates, and the number ___ 1000.

He may not like my visit,but I shall go to see him ____________?[ ]