下列词语中没有错别字的一项是（）（3分）

I still haven’t decided whether to go or not.— But your time is running outPlease make up your mind ______ it is too late.[ ]

The Opera House of Sydney was______designed like shells floating on the sea

The charity sale our school organizes every year hastaught us much that we would never have _____ learned in class.

Animals that could not ____ themselves to thechanged environment died and those that could survived.