—Has the design of the city square been decided?—No it’s still to suggestions.A. openB.

问题补充：

—Has the design of the city square been decided?

—No, it’s still to suggestions.

A. open

B. welcome

C. ready

D. hopeful

答案：

(答案→)A. open

B. welcome

C. ready

D. hopeful

解析：be open to: 向…开放，为固定短语。故选A。