As a volunteer of the London Olympic Games which sign will you prepare to remind peo

问题补充：

As a volunteer of the London Olympic Games, which sign will you prepare to remind people to keep the environment clean?

A.

B.

C.

D.

答案：

(答案→)A.

B.

C.

D.

解析：句意：作为伦敦奥运会的一名志愿者，你会准备下面的哪一幅图画来提醒人们保持环境的整洁？A意为将垃圾扔进垃圾桶；B项意为禁止行人行走；C项意为禁止游泳；D项意为禁止潜水；故选A。