Nobody but doctors or nurses and those __________ by Dr. Hu ________ to enter the patient's room.
| A．invited；is allowed | B．are invited；are allowed |
| C．being invited；allowed | D．invited；are allowed |
相关试题
Someone is ringing the doorbell. Go and see ____.
| A．who is he | B．who he is |
| C．who is it | D．who it is |
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