托业考试

试题来源：托业-2
【单选题】 The meeting ______going on since eight o'clock this morning.
A．(A) has been
B．(B) was
C．(C) is
D．(D) will be

参考答案：A
网考网解析：
An action that starts in the past and continues to the present uses the present perfect tense. Choi... 查看试题解析出处>>