从形成作物生产力的过程来看，灌溉过程可分为哪几个环节？

阅读下列对话，掌握其大意，并根据所给首字母的提示，在标有题号的横线上写出一个英语单词的完整、正确形式，使对话通顺。

A: Where are you from?                                             

B: I’m from Canada.

A: Really? I t____76___ you were from the States.                     小题1:________

B: That’s not s____77_____. A lot of people can’t tell                   小题2: ________

the d___78_____ between an American accent and a                    小题3:______

Canadian accent. For example, most Canadians say news [nju:z],

but Americans say [nu:z]. We m___79____ use American words,          小题4:_______

but we use quite a lot of British words too. We fill our cars

with “gas”, which is American, but we turn on the “tap” which is

British English.

A: Oh! And do you use American o_80  British spelling?              小题5:_______

B: Both! American spellings are used more and more in Canada now.

G__81____ speaking, newspapers f___82__ the American way , but     小题6:______

conference reports and schoolbooks use British spelling.                小题7:______

A: That s___83___ strange.                                        小题8:________

B: You mean it looks strange! I’ll tell you something that does sound strange.

Many people think that C___84__ all over the country speak the same    小题9:______

way. But if you go to the eastern provinces, or go to some country areas,

you’ll notice that the people there speak quite differently f___85__ the    小题10:______

rest of Canada.

患者女，26岁，因外伤冠折，要求修复，查见残根，断面在牙槽嵴以上，已行根管治疗术，无松动，无叩痛，余留牙正常

对该患者首选的辅助检查项目是（）

A．牙齿松动度检查

B．牙髓电活力测

C．研究模型检查

D．牙片检查

为什么宋代陶瓷千百年来为人们所赞扬？

境内外总分支机构税收抵免时，非实际亏损不可以无限期弥补。

当机器的功率一定时，力和速度大不小成正比。