Good heavens! There you are! We＿＿＿anxious about you, and we ＿＿＿you back throughout the night.
A. are； expect
B. were； had expected
C. have been； were expecting
D. are； were expecting
网友回答
A. are； expect
B. were； had expected
(答案→)C. have been； were expecting
D. are； were expecting
解析：担心是从过去某时到说话时为止一直在进行的动作，用现在完成时；expect 是在过去某一段时间里（整个晚上）正在进行的动作，故用过去进行时。