Rosa was such a last-minute worker that she could never start writing a paper till the dea

__________ as it was at such a time, his work attr

It is a big （) for him to do such difficult work.A. courageB. challengeC. opportunit

He worked __ hard __ he earned a lot of money.A.such .. thatB.as .. asC.so .. thatD.so .

The storm was ______ I never saw before.A．such asB．such whichC．as suchD．so much

Its such a difficult problem______no one can work it out.A．asB．thatC．soD．this

______as it was at such a time, his medical work attracted much attention.A．Being publishe