MY SECRETARY WAS SUPPOSED TO BE HERE AT 7 O’CLOCK, BUT SHE’S LATE.A.M...

Câu 47: My secretary was supposed to be here at 7 o’clock, but she’s late.A.My secretary arrived at 8 o’clock.B.My secretary arrived at 7 o’clock.C.My secretary should have arrived at 7 o’clock, but she didn’t.D.My secretary arrived too late to see her chief.