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【单选题】
下列哪种不是试验性研究()A.
临床试验
B.
现场试验
C.
病例对照
D.
社区干预试验和整群随机试验
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举一反三
【单选题】Why does t he tea to water ratio relate closely to the tea fragrance and tea flavor?
A.
Too small tea to water ratio will dilute the tea flavor and aroma for the sake of over large amount of water.
B.
T oo small tea to water ratio will make the tea soup concentration over high because of lacking water.
C.
Too large tea to water ratio will make t he tea soup taste sweet.
D.
When the tea to water ratio is small, the active ingredients in tea leaves can be made full use of.
【简答题】请翻译以下句子。 The sniff-cup is tall and slender for collecting the fragrance of the tea, allowing the tea-drinkers to smell its fragrance, and enjoy the changes of the tea aromas. 2. The tea tray is an im...
【简答题】直接测量和间接测量分别是什么概念,举例说明。
【判断题】The tea towel's purpose is to dry the exterior of the tea set or clear the table.
A.
正确
B.
错误
【单选题】— Would you like some tea? — ______ [ ]
A.
Here is the tea.
B.
I don't like the tea.
C.
Yes, please.
【单选题】How are the guests supposed to drink the tea?
A.
he should finish the tea at one go
B.
he should slowly sip the tea bit by bit
C.
he should finish the cup in three gulps
D.
he should finish the cup after the host finishes his
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