题目:[单选] His doctor suggested that he________his right hand.
A . avoid using B . avoid to use C . has avoided using D . avoids to use 正确答案:A 解析: Suggest后的宾语从句应用虚拟语气,即从句中的谓语动词应为should do。Should常常被省略,因此,从句中的谓语常为动词原形。排除选项C和D。avoid后跟动词的-ing形式。选项A是正确的。【句子大意】医生建议他尽量不要用右手。