正铲挖掘机适宜的作业工况（）。 A.挖掘水面以下的土 B.挖掘停_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

正铲挖掘机适宜的作业工况（）。

A.挖掘水面以下的土

B.挖掘停机面以上的土

C.挖掘停机面以下的土

D.挖掘深基坑

答案

参考答案：B

完形填空

My family came to America in 1985.__1__of us spoke a word of English. Each morning，I disliked going to school for fear of not __2__what people were saying.
Very soon my mother noticed something was__3__me.The pain and care I saw in her moonshaped eyes made me burst into tears. I explained to her the __4__I had of going to school. “Learning English is not__5__，” my mother said. She cheerfully __6__the two of us work together to learn the language at home.The__7__and determination my mother had were admirable because English was as __8__ to her as it was to me.
That afternoon，I saw my mother in a different light as she __9__me by the school fence. Although she was the__10__of all the mothers there，her face with her welcoming smile and big，black eyes was the most __11__.The afternoon sun shone__12__on her long，black hair creating an atmosphere that __13__ her from others.
My mother and I immediately began reading together and __14__five new words a day. My mother，with her encouraging __15__，made the routine fun and interesting. The fact that she was sacrificing her__16__ time before going to work so that I could learn English made me see the __17__she possessed. Very soon I began to comprehend what everyone was saying.
It has been seven years since that reading __18__with my mother. She is now 43 and in her second year at college. My brother and I have a strong __19__ of who we are because of the strong values my mother established for herself and her children.My__20__and gratitude for her are endless. This is why my mother is truly the guiding light of my life.

C．understanding

B．disappointing

B．consideration

B．distinguished(区别)

A．virtue(美德)

A．determination

D．consciousness

D．comprehension

填空题

验收合格酒的质量标准应该是以（）、（）为基础。