为有效担负起引雷和泄雷任务。避雷针通常有接闪器、接地引下线和接地体三部分组成。

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问题:

为有效担负起引雷和泄雷任务。避雷针通常有接闪器、接地引下线和接地体三部分组成。

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PNR

题型:判断题

There’s______ ink in my pen. Could you give me some?

A.few

B.a few

C.little

D.a little

题型:判断题

从道德可能涉及的领域来看,包含()

A、家庭道德

B、道德行为

C、社会公德

D、职业道德

题型:判断题

Phyllis Wheatley is regarded as America’’s first black poet. She was born in Senegal, Africa, about 1753 and brought to America aboard a slave ship at about the age of seven. John and Susannah Wheatley bought her for three pounds at a slave auction in Boston in 1761 to be a personal servant of Mrs. Wheatley. The family had three other slaves, and all were treated with respect. Phyllis was soon accepted as one of the family, which included being raised and educated with the Wheatley’’s twin 15-year-old children, Mary and Nathaniel. At that time, most females, even from better families, could not read and write, but Mary was probably one of the best educated young women in Boston. Mary wanted to become a teacher, and in fact, it was Mary who decided to take charge of Phyllis’’s education. Phyllis soon displayed her remarkable talents. At the age of twelve she was reading the Greek and Latin classics and passages from the Bible. And eventually, Mrs. Wheatley decided Phyllis should become a Christian.At the age of thirteen Phyllis wrote her first poem. She became a Boston sensation after she wrote a poem on the death of the evangelical preacher George Whitfield in 1770. It became common practice in Boston to have "Mrs. Wheatley’’s Phyllis" read poetry in polite society. Mary married in 1771, and Phyllis later moved to the country because of poor health, as a teacher and caretaker to a farmer’’s three children. Mary had tried to interest publishers in Phyllis’’s poems but once they heard she was a Negro they weren’’t interested.Then in 1773 Phyllis went with Nathaniel, who was now a businessman, to London. It was thought that a sea voyage might improve her health. Thirty-nine of her poems were published in London as Poems on Various Subjects, Religious and Moral. It was the first book published by a black American. In 1775 Phyllis wrote a poem extolling the accomplishments of George Washington and sent it to him. He responded by praising her talents and inviting her to visit his headquarters. After both of her benefactors died in 1777, and Mary died in 1778, Phyllis was freed as a slave. She married in 1778, moved away from Boston, and had three children. But after the unhappy marriage, she moved back to Boston, and died in poverty at the age of thirty.

The word "eventually" in Paragraph 1 is closest in meaning to________.

A.ultimately

B.slowly

C.reluctantly

D.gradually

题型:判断题

鉴别多形渗出性红斑与药物过敏性口炎最重要的是两者()

A.病史及发病急缓不同

B.治疗方法不同

C.预后不同

D.致病诱因不同

E.组织病理表现不同

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