My 6-year-old daughter went to the dentist’s nervously but the smiling doctor put her in

问题补充：

My 6-year-old daughter went to the dentist’s nervously, but the smiling doctor put her in no time.

A. with ease

B. in ease

C. at ease

D. for ease

答案：

A. with ease

B. in ease

(答案→)C. at ease

D. for ease

解析：句意：我六岁的女儿去看牙医很紧张，但是微笑的医生立刻让她安心了。 at ease轻松的，安心的。