It is suggested that the project ( ) until all the preparations

It is suggested that the project ( ) until all the preparations have been made.
A、would start
B、should start
C、not to be started
D、not be started
【正确答案】：D
【题目解析】：题干中suggest后接宾语从句；英语中表示命令，建议，要求等动词后接宾语从句时，从句的谓语要用should加动词原形来构成，should可以省略。句意：人们建议等所有准备工作完成后再启动这个项目。