1.——What does he want to do?

1.——What does he want to do?——He was ____ to show he can work out the difficult math problem.A.worried B.anxious C.surprised D.strange2.——Will you look after my baby while I'm away?——____.A.Certainly not.B.With pleasure.C.Never mind.D.You're welcome.3.——Can I eat the fish on the table?——No,I think it has gone ____.A.bad B.badly C.waste D.troublr4.——How about a holiday in Australia?——I'd like to,but I can't _____ the time.A.cost B.share C.take D.afford