I have some sentences following. Is there anyone want to try them one time?
Our company hasn’t used (A) Mercury Courier Service since their rates have gone up (B), they changed © their schedules, and they wouldn’t insure (D) packages over $300.
The mailroom, together with the copy center, is being renovated (A) so that production is increased (B), lighting is © made better, and general working conditions are improved (D).
It’s going to take (A) some time for Ms. Patel to get used (B) to our new computer system since she’s come © from the Delhi branch, where a different system is being used (D).
If business is (A) slow, our sales reps don’t get (B) bonuses, which is lowering © morale and doesn’t help (D) productivity.
Which underlined phrase in A, B,C and D is wrong? Please choose the wrong phrase and explain it to me if you can.