You can never imagine what great trouble I have had the patient who received a s
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You can never imagine what great trouble I have had ________ the patient who received a serious wound.
[]A.treat
B.to treat
C.treating
D.treated
试题答案
答案:C
解析:做好这题,关键是知道句型have trouble(difficult)doing sth.“做某事有困难。” |