The prior treatment for migraines included medicine that
Giải bởi Vietjack
B
Phương pháp chữa trị tối ưu cho chứng đau nửa đầu bao gồm
A. loại bỏ cơn đau
B. thắt chặt mạch máu
C. loại bỏ cơn đau thoáng qua
D. loại bỏ căng thẳng
Dẫn chứng: Physicians used to treat migraines with medicine to constrict blood vessels because of the belief that dilated blood vessels were the cause.
=>Chọn B
What can be inferred about the White House from the information in the second paragraph?
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Why does the passage begin with a description of the properties of calcium nitrate?
According to the author, the fact that more full-time students are working for pay ______.
It can be inferred that the word “retain ” in paragraph 3 is closest in meaning to _____.
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