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【单选题】
吗啡禁用于分娩止痛及哺乳妇女止痛的原因是A.
促进组胺释放
B.
激动的阿片受体
C.
抑制呼吸、对抗催产素作用
D.
抑制去甲肾上腺素神经元活动
E.
以上都不是
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举一反三
【简答题】complete the following sentences with the words , change the form if necessary. 根据下列词选词填空,并做适当的变形。 spill renew assign effective agenda vague explicit apparently propose sp...
【单选题】The Bush administration is about to propose far-reaching new rules that would give people with disabilities greater access to tens of thousands of courtrooms, swimming pools, golf courses, stadiums, t...
A.
It is made on behalf of the aging people and disabled former army men.
B.
It is a revised edition of the Americans With Disabilities Act.
C.
It is a landmark civil rights law with the supports from both Parties.
D.
It is the first proposal setting stricter requirement for some issues.
【简答题】Complete the sentences with words we learn from the text. Change the form if necessary.spill / renew / assign / effective / agenda / vague / explicit / apparently / propose / specifyHe said that a fe...
【单选题】Many people propose the idea that higher education should be available to only qualified students-students with certain aptitudes, who have achieved an excellent academic performance. However,l beg to...
A.
Description
B.
Statement
C.
Story
D.
Pros and cons
【单选题】It was difficult to ________how many people had been wounded in the earthquake
A.
propose
B.
rate
C.
estimate
D.
adopt
【单选题】Many people propose the idea that higher education should be available to only qualified students-students with certain aptitudes, who have achieved an excellent academic performance. However,l beg to...
A.
Description
B.
Pros and cons
C.
Statement
D.
Contrast
【简答题】Dear Friends, We are writing this letter to call on everyone to take part in the Clear Your Plate campaign . It urges people to save food by not wasting anything on the dining table. You may not know ...
【简答题】Answer the following questions according to the text: 1) How do many people in the United States spend their free time? 2) How does the author feel about the amount of time his countrymen spend watchi...
【简答题】Dear Friends, We are writing this letter to call on everyone to take part in the Clear Your Plate campaign . It urges people to save food by not wasting anything on the dining table. You may not know ...
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