地球上的自然环境包括（） A.大气圈、水圈、岩石圈、食物圈 B.大气圈、水圈、岩石圈

情景对话

根据对话情景和内容,从对话后所给的选项中选出能填入每一空白处的最佳选项,选项中有两个为多余选项。

Edith: Hello, Tom, glad you're back. We all missed you.

Tom: Oh, hello, Edith, I missed you too.__1__

Edith: Fine, thanks. I've been working on the summer paper over the past two weeks, and now it's nearly finished.__2__

Tom: Yes, I was in Italy for two months.

Edith: How did you manage it? I thought you were only going to stay for a few weeks.

Tom: __3__But it was easy. You see, I got a job.

Edith: A job? What did you do?

Tom: __4__

Edith: But you're not a teacher.

Tom: I told Tony I couldn't teach, but he insisted on having a talk with me in English three times a week.

Edith: Did your pupil learn much English?

Tom: __5__

A. I gave English lessons to a tailor. His name's Tony.

B. How are you?

C. Have you ever been to Italy?

D. Yes, I suppose I should have done so.

E. I hear you have been to Italy?

F. I don't know, but I learned a lot of Italian.

G. I hadn't expected to stay there so long either.

下列镇痛药在治疗剂量不抑制呼吸的药物是（）

A.吗啡

B.喷他佐辛

C.哌替啶

D.美沙酮

E.曲马朵

根据房产的相关规定，可以作为房产税计税依据的有( )。

A．房产的净值

B．房产的市场价值

C．房产的余值

D．租金收入

E．房产的原值

零售药店不得经营的药品是（）

A.抗焦虑药

B.抗躁狂药

C.未列入非处方药目录的激素

D.除胰岛素外的肽类激素

贫血病人Hb50g/L，WBC4.8×109/L，PLT120×109/L，网织红细胞2%，红细胞比积20%，红细胞平均体积76fl，平均血红蛋白浓度(MCHC)0.24，最可能的诊断是

A．甲状腺功能减退所致贫血
B．再生障碍性贫血
C．溶血性贫血
D．缺铁性贫血
E．巨幼细胞贫血