You____that letter to James. However ， you didn't.
A、oughttowriteB
「句意」你本应该给詹姆斯写信，然而，你没写。
「难点」oughttohavewritten是虚拟语气，与本句句意相符。
.IfyouhavereallybeenstudyingEnglishforsolong,it’sabouttimeyou_____abletowritelettersinEnglish.
Shehiredalawyertoinvestigate,onlytolearnthatGabrielhadremovedhernamefromthedeed.Theinfinitiveverbphrase“onlytolearn”isused____.
_____theirhelp,wewouldnothavesucceeded.
_____time,he’llmakeafirst-classtennisplayer.
一女性患者，50岁.有风湿性关节炎史，现心悸不安，胸闷不舒，心痛时作，舌质紫暗，脉涩，其治疗应选用
