[单项选择]电刷镀取消了电镀槽，扩大了电刷镀工艺的应用范围，如（）。Ⅰ.不电镀部位不必包扎绝缘；Ⅱ.可以实施不均匀镀层的电刷镀；Ⅲ.取消对零件尺寸限制；Ⅳ.可原地电刷镀修复零件；Ⅴ.取消对零件材料的限制。
A. Ⅰ＋Ⅲ＋Ⅴ
B. Ⅲ＋Ⅳ＋Ⅴ
C. Ⅰ＋Ⅲ＋Ⅳ
D. Ⅰ＋Ⅱ＋Ⅳ＋Ⅴ

Text 2
If the opinion polls are to be believed, most Americans are coming to trust their government more than they used to. The habit has not yet spread widely among American Indians, who suspect an organization which has so often patronized them, lied to them and defrauded them. But the Indians may soon win a victory in a legal battle that epitomizes those abuses.
Elouise Cobell, a banker who also happens to be a member of the Blackfeet tribe in Montana, is the leading plaintiff in a massive class-action suit against the government. At issue is up to $10 billion in trust payments owed to some 500,000 Indians. The suit revolves around Individual Indian Money (IIM) accounts that are administered by the Interior Department’s Bureau of Indian Affairs (BIA). Back in the 1880s, the government divided more than llm acres of tribal land into parcels of 80 to 160 acres that were assigned to individual Indians. Because these parcels were rarely occupied by the
A. sensitive.
B. gloomy.
C. optimistic.
D. scared.

A teacher is someone who communicates information or skill so that someone else may learn. Parents are the (51) teachers. Just by living with their child and (52) their everyday activities with him, they teach him their language, their values and their manners. Information and skills difficult or teach (53) family living are taught in a school by a person (54) special occupation is teaching.
Before 1900 it (55) widely assumed that a man was qualified to teach if he could read and write-and (56) qualified if he knew arithmetic. With modest (57) like these, it is no (58) that teachers had low salaries and little prestige. Literature and history frequently portray teacher (59) fools and ignoramuses.
By the late 19th century, there were (60) that the starts of teachers was slowly (61) Great educators such as Mann and Henry Barnard, and innovative thinkers such as Dewey a