a÷3.
故选:B.
从Ⅱ栏中找出Ⅰ栏中各句相对应的答语。(5分)
Ⅰ栏 Ⅱ栏
小题1:Welcome to Fujian. A. No, it isn’t.
小题2:Is that a map? B. They are pens.
小题3:What are these? C. Yes, I do.
小题4:Do you have a big nose? D. Thank you
小题5:Who’s that boy? E. He is Tom.
混凝土护坡发生剥蚀脱落、局部破碎时,可(),填补砂浆并抹平。
A.开挖
B.拆除
C.破碎
D.凿除破坏层