—          at this season of the year in the north?  

—It's much hotter than last year. The high temperature has lasted for days.  

A. How are things going  

B. How are you getting on  

C. What's the weather like  

D. What do you do

通过证券交易所的证券交易，投资者持有一个上市公司已发行的股份的30%时，继续进行收购的，除国务院证券监督管理机构免除发出要约的以外，应当依法向该上市公司所有股东发出收购要约。( )