"Let's hurry. The President is coming.""Oh, hasn't he come yet? I am afraid we ____________."( already miss him, have already missed him )
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Grandpa hoped that his grand-children ____________ him at weekends. ( visit, would visit )
Michael said he ___________ of going back home next month. ( was thinking, had thought )
药物首关消除主要发生于下列哪种给药后
A. 舌下
B. 吸入
C. 肌内注射
D. 口服
E. 皮下注射
药物排泄的主要器官是
A. 肾
B. 胆道
C. 汗腺
D. 乳腺
E. 胃肠道