He goes at 8 a.m. and comes at 5 p.m. Today he is . A. on duty; off duty; on night duty B. on his duty; off the duty; on night duty C. to duty; from duty; at night duty D. in duty; out duty; at night duty 【查看更多】

 

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49. He goes _____ at 8 a.m. and comes _____ at 5 p.m. Today he is _____.

A．on duty; off duty; on night duty

B．on his duty; off the duty; on night duty

C．to duty; from duty; at night duty

D．in duty; out duty; at night duty

 

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49. He goes _____ at 8 a.m. and comes _____ at 5 p.m. Today he is _____.

A. on duty; off duty; on night duty                           B. on his duty; off the duty; on night duty

C. to duty; from duty; at night duty                    D. in duty; out duty; at night duty

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49. He goes _____ at 8 a.m. and comes _____ at 5 p.m. Today he is _____.

A．on duty; off duty; on night dutyB．on his duty; off the duty; on night duty
C．to duty; from duty; at night dutyD．in duty; out duty; at night duty

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