Could you make her _______ laughing
A. [A] stop
B. [B] stopping
C. [C] to stop
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To strengthen a friendly relationship, people ______.
A. must hold friendship ceremonies
B. have to eliminate differences in background
C. should make friends with those who are of the same age and of the same race
D. should support and understand each other through shared experiences and emotions
下列哪几项符合多剂量静脉注射的药物动力学规律：
A. 多次重复给药后，血药浓度在一定的上下范围内波动，这个范围称为稳态
B. 通常经过5～6次给药，可认为已达到稳态
C. 理论上稳态时体内的极限是2个静注剂量
D. 达稳态时每个剂量间隔内AUC等于单剂量给药的AUC
E. 平均稳态血药浓度是(Csmax与(Csmin的算术平均值
It ______ heavily so there was deep snow on the road.
A. [A] snows
B. [B] snowed
C. [C] had snowed
He is ______ than the other boys in his class.
A. [A] more taller
B. [B] tallest
C. [C] taller
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