You____thatlettertoJames.However，youdidn't.
B
「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。
Shehiredalawyertoinvestigate,onlytolearnthatGabrielhadremovedhernamefromthedeed.Theinfinitiveverbphrase“onlytolearn”isused____.
Itisnotuncommonforthere_____problemsofcommunicationbetweentheoldandtheyoung.
“Whatcoursesareyougoingtodonextsemester”
“Idon’tknow.Butit’sabouttime_____onsomething.”