As Commander-in-Chief of the armed forces I have commanded that all measures for our defen

问题补充：

As Commander-in-Chief of the armed forces,I have commanded that all measures

for our defense.

A. had been taken

B. be taken

C. would be taken

D. be made

答案：

A. had been taken

(答案→)B. be taken

C. would be taken

D. be made

解析：表示“命令、建议”的词后接宾语从句时，从句多用虚拟语气，其谓语动词用should+动词原形，此处省略了should；采取措施用take measures。