Question

【题目】 —What do you think of the 3D-printed ______?

—I’m afraid they are not safe enough to live in.

A. tools B. buildings

C. cars D. toys

Answer 1

【答案】B

【解析】

试题分析：句意：---你认为3V建筑物怎么样？---我害怕住在里面不够安全。此题考查名词，A.工具；B.建筑物；C.小轿车；D.玩具；根据句意，应选B。