下列各句中，没有错别字的一项是( )

She isn’t so____as her sister.

He didn’t make clear when and where the meeting would be held. [ ]

_____Iturnontheradio?　—You’dbetternot.Itisnoisyenoughinthisroom.

It seems ____ the company Dubai World is unlikely tosurvive in this serious financial crisis.[ ]