我国人口分界线是[ ] A．黑龙江省漠河市到云南省腾冲县 B．黑龙江省黑河市到云

根据短文内容和首字母的提示，把文中所缺词语补充出来，使短文完整、正确、通顺。(每空限填一词，

将其完整形式填写在横线上)。

                                                                My biggest problem

     My biggest problem is that I'm too busy. When I was young, I used to have so much time, but these days

I get up (1)e______ and stay in school all day. Then I go right home and eat (2)d______. Before I started high

school, I used to spend a lot of time (3)p______ games with my friends, but I just don't have the time anymore.

In the evening, I used to watch TV or chat (4)w______ my grandmother, but now I have to study. I love music,

and my father used to take me to concerts. These days, I hardly ever have time for concerts. I do my

homework and go to bed. I really (5)m______ the old days.

对该患者的处理最适宜的是：

A．广泛子宫全切术

B．子宫全切术

C．抗生素治疗

D．抗结核治疗

E．宫颈激光治疗

Which flight am I going to take

A．Flight 487 leaving at 4:56 pm.

B．Flight 347 leaving at 6:45 pm.

C．Flight 437 leaving at 6:45 pm.

D．Flight 477 leaving at 5:40 pm.

实验室用坩埚

螺杆式空压机不允许反转，反转时间不应超过（）s。

A.1

B.2

C.3