单选题
It"s high time we ______ our attention to this problem.
A、
turned
B、
turn
C、
had turned
D、
would turn
【正确答案】
A
【答案解析】
[解析] It is high time that是个特殊句型,意思是“该是……的时候了”,后面加从句时,从句用一般过去时表示虚拟。故答案为A。
提交答案
关闭