Question

【题目】Watch out! Do not get too close to the building. The walls .

A. are being painted

B.are painted

C. have painteci

D. have been painting

Answer 1

【答案】A

【解析】A。解析：句意：小心！别太靠近，那座大楼的墙正在粉刷。根据句意可知：墙正在被粉刷，使用进行时态的被动语态，故选A。