问题

Hello, Sandy. This is Jack. What are you doing— I’m watching a match. It started at 7 p.m. and _____on for another half an hour.

A: has been
B: was
C:had been
D: will be

正确答案是：

同类题型

The president has told his friends that heis sick but will not admit it _____

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______ excellent student Linda is!— Yes, _______________.