问题
选择题
.Was it in 2000_________he was still in middle school_________this boy became an
expert at computer?
A．when; that
B．that; where
C．when; where
D．that; that
答案
答案：A
“是在2000年他还在上中学时这个男孩就成了电脑专家了吗？”第一空是定语从句，第二空是强调句型，答案A。