My uncle has given up . He looks very healthy now.A. smokeB. smokedC. to smokeD. smoking

问题补充：

My uncle has given up . He looks very healthy now.

A. smoke

B. smoked

C. to smoke

D. smoking

答案：

A. smoke

B. smoked

C. to smoke

(答案→)D. smoking

解析：give up doing sth 放弃做某事，give up后接动名词作宾语。 句意：我的叔叔戒烟了，他现在看起来非常健康。