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【单选题】
人类正常染色体核型的表示方法为( )。A.
正常男性为46，XY；正常女性为46，XX
B.
正常男性为46，XX；正常女性为46，XY
C.
正常男性为23，XY；正常女性为23，XX
D.
正常男性为23，XX；正常女性为23，XY
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举一反三
【单选题】Which of the following sentence is INCORRECT?
A.
It was John that wore his best suit last night.
B.
It was the light music that I’m listening.
C.
It was the president himself who spoke to me.
D.
It is white that we’ve painted the kitchen.
【单选题】哌仑西平治疗十二指肠溃疡的作用机制是
A.
中和胃酸
B.
阻断胃腺细胞的M1受体,抑制胃酸分泌
C.
阻断胃腺细胞的H2受体,抑制胃酸分泌
D.
形成保护膜,覆盖溃疡面
E.
加速胃蛋白酶的分解
【简答题】补全对话。 Peter :Hello,Li Hua.You look so bad. ________________ Li Hua:_______________. I 'm worried about my English exam. Peter: Don't worry.Let me help you. __________________________ Li Hua:I have gre...
【单选题】Which of the following sentence is INCORRECT?
A.
It was the president himself who spoke to me.
B.
It is white that we’ve painted the kitchen.
C.
It was John that wore his best suit last night.
D.
It was the light music that I’m listening.
【单选题】患者,男,35岁。上腹部节律性疼痛3年,伴有暖气、反酸,胃镜检査:胃溃疡.哌仑西平的作用机制是
A.
阻断β受体
B.
阻断5-HT受体
C.
阻断H2受体
D.
阻断M受体
E.
阻断DA受体
【简答题】请原谅我 please ______ me
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