题目内容

She gave a speech appropriate （） the occasion.

A. of
B. to
C. with
D. for

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At MIT, where the technology was invented, projects abound supporting a range of forward-thinking applications from multi-structure concrete to machines that can build machines.该句中，主句的主语是（）。

A. MIT
B. technology
C. projects
D. applications

At MIT, where the technology was invented, projects abound supporting a range of forward-thinking applications from multi-structure concrete to machines that can build machines.该句中，At MIT为（）。

A. 地点状语
B. 时间状语
C. 条件状语
D. 原因状语

At MIT, where the technology was invented, projects abound supporting a range of forward-thinking applications from multi-structure concrete to machines that can build machines.该句中，that引导的定语从句（that can build machines）修饰（）。

A. that后面，从句中的machines
B. multi-structure
C. that前面的machines
D. applications

Whether simple or sophisticated, AM is indeed amazing and best described in the adding of layer-upon-layer, whether in plastic, metal, concrete or one day ... human tissue.该句中，两个whether ，依次分别引导的是（）（）状语从句。

A. 让步、条件
B. 条件、条件
C. 条件、让步
D. 让步、让步