Every man worker and every woman worker _____ free medical care. At Christmas each boy and each girl ___ given a present.
| A． enjoy; is | B． enjoy; are |
| C．enjoys; are | D． enjoys; is |
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_________．Only from 8:00 am to 4:00 pm.
| A．That’s all right | B．Yes，of course |
| C．Sorry，I’m not sure | D．Sorry，I’m afraid not． |
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