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【单选题】
坝体接缝灌浆用水泥浆液的水灰比序列为()A.
与帷幕灌浆相同
B.
与固结灌浆相同
C.
1:1、0.6:1
D.
2:1、1:1、0.6:1
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【简答题】Back in the early 1900s, American physician Byron Robinson wrote a book proposing an interesting theory: humans actually have two brains --- one in our heads and the other in our stomachs, and the two...
【多选题】Which choice of guidelines on topic selection is correct?
A.
Selecting a topic that fits the requirements of the assignment
B.
Selecting a topic that does not interest you
C.
Selecting a topic that is interesting and valuable to your audience
D.
Selecting a topic that takes 20 points to clarify
【简答题】用95%乙醇作为固定剂的抗原是A.蛋白质 B.细菌 C.激素 D.酶 E.类脂质 用10%多聚甲醛作为固定剂的抗原是A.蛋白质 B.细菌 C.激素 D.酶 E.类脂质 用丙酮作为固定剂的抗原是A.蛋白质 B.细菌 C.激素 D.酶 E.类脂质
【单选题】Who opposed the bill that was introduced in the House of Commons in the early 1900s
A.
Sir Robert Pearce
B.
farmers
C.
television and radio broadcasting companies
D.
the U.S. Congress
【单选题】听力原文： In the early 1900s, most Americans lived on farms, and they clearly understood their role in the family. Women usually got up before the sun to milk cows, gather eggs and prepare a big breakfast...
A.
They worked in laundries.
B.
They did typing and bookkeeping.
C.
They worked as seamstresses.
D.
They did laundry, cooking, and sewing at home.
【简答题】The early 1900s were very different from today, when toys were still the delight of children everywhere. Theodore Roosevelt's Presidency marks the beginning of the “Teddy Bear”. In the year 1902，toy b...
【简答题】How to translate the topic "Emerging hood"? Which period does it refer to?
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