You____thatlettertoJames.However，youdidn't.
A、oughttowriteB
「句意」 你本应该给詹姆斯写信，然而，你没写。
「难点」 ought to have written 是虚拟语气，与本句句意相符。
LastMarchthe__________ofa19thcenturycargoshipwasfoundbyanunderwaterarchaeologicalteam.
Ifyou_____insuchahurry,you_____sugarintothesauceinsteadofsalt.
Ineverregretted_____hisoffer,foritwasnotwheremyinterestlay.
AlthoughSPanish，heattendedthecourse.
_____time,he’llmakeafirst-classtennisplayer.
