---Miss Green’s new dress looks smart.-I wonder what it was of.A. madeB. builtC. doneD.

问题补充：

---Miss Green’s new dress looks smart. ---I wonder what it was of.

A. made

B. built

C. done

D. produced

答案：

(答案→)A. made

B. built

C. done

D. produced

解析：句意：格林小姐的新连衣裙看起来很好，我想知道它是由什么制成的。be made of 由……制成。故选A。