单选题
He focused his mind on his lesson.
他按时做功课。
他把心思集中在功课上。
他一直在做功课。
单选题
Special congratulations go to the winners, whose work has demonstrated not only a high level of academic excellence, but also creativity and original thought...
特别祝贺获奖者，他们的作品不仅展示了高层次的学术成就，而且展示了 创新能力和原创思想。
特别祝贺获奖者，谁的工作不仅展示了高水平的学术成就，而且还有创新和原创思想。
特别祝贺获奖者，谁的作品展示了不仅很高的学术成就，也有创新和原创思想。
单选题
—
— We are headquartered in Shanghai.
How about the departmental structure in the headquarters?
What is your company profile?
Where are your headquarters?
单选题
—
— Thank you. I must say I have a great staff.
I'd like you to meet Joe Stevens. He's our sales team head. The Sales Department has more than 50 employees.
Please allow me to introduce my colleague to you. She is the Purchasing Manager.
It's a pleasure to meet you, Ben. So you're the one responsible for those outstanding sales figures I've seen.
单选题
Being an manager means knowing when to use the right management style.
affective
valid
effective
emotional
单选题
现在临床上最常用的镇静催眠药是（ ）。
巴比妥类
吩噻嗪类
苯二氮䓬类
丁酰苯
水合氯醛
单选题
苯二氮䓬类药发挥药理作用主要通过（ ）。
前列腺素
糖皮质激素
白三烯
γ－氨基丁酸
乙酰胆碱
乙酰胆碱
单选题
GABA与GABAA受体结合后使下列离子中（ ）的内流增加。
Na＋
K＋
Ca2＋
Cl－
Mg2＋
Mg2＋
单选题
下列苯二氮䓬类药口服后代谢最快、作用最强的是（ ）。
地西泮
劳拉西泮
奥沙西泮
氟西泮
三唑仑
单选题
苯二氮䓬类受体的分布应与中枢神经递质（ ）的分布一致。
多巴胺
脑啡肽
γ－氨基丁酸
乙酰胆碱
去甲肾上腺素