A-A+
The first sentence in paragraph two means that
问题详情
The first sentence in paragraph two means that the conclusions of the experts are ______.
A．reliable
B．easy to arrive at
C．not believable
D．remote from reality
参考答案
正确答案：A
解析：见第二段第一句。pie in the sky通常用来比喻“死后的幸福，渺茫的希望，不能保证的允诺，尚未(或不能)付诸实施的计划”。这里用这个成语来说明他们的结论可靠。
