问题
选择题
-- I think we'll give Bob a ring.
-- We ______ . We have been out of touch with him for ages.
A．will
B．may
C．have to
D．ought to
答案
答案：D
搜题请搜索小程序“爱下问搜题”
-- I think we'll give Bob a ring.
-- We ______ . We have been out of touch with him for ages.
A．will
B．may
C．have to
D．ought to
答案：D