--May I speak to your manager at four o’
题型：选择题
问题：
--May I speak to your manager at four o’clock this afternoon?
--I’m sorry. He ________ to a conference long before then.
A．will have gone
B．had gone
C．would go
D．has gone
--May I speak to your manager at four o’clock this afternoon?
--I’m sorry. He ________ to a conference long before then.
A．will have gone
B．had gone
C．would go
D．has gone