【单选题】
Poly______ have left school, for her bike is still here.
【单选题】
When checking in, you need to show your ticket and ______.
【单选题】
If motorists do not observe the traffic regulations, they will be stopped, ticked, and _______.
【单选题】
May I ______to you our 6-day-5night package tour to Japan?
【单选题】
Without entering the body and______damage, the CT is far superior to the X-ray or exploratory surgery.
【单选题】
______, the free luggage allowance is 20 kilos.
【单选题】
Tables______ of stones or wood.
【单选题】
All the mobile phones must______ before the meeting starts.
【单选题】
______,the boy worked out the problem quickly.
【单选题】
The residents, _____had been damaged by the fire, were given help by the Red Cross.