问题
选择题
He collected information on 1,000 people, whose IQ when they were ten years old.[ ]
A．is tested
B．has tested
C．would test
D．had been tested
答案
答案：D
搜题请搜索小程序“爱下问搜题”
He collected information on 1,000 people, whose IQ when they were ten years old.[ ]
A．is tested
B．has tested
C．would test
D．had been tested
答案：D
