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【简答题】
蜗杆传动的主要特点是传动( )大。
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【单选题】The first people to inhabit North America came from Asia. Scientists had hypothesized that these people traveled across a now-submerged landmass that connected the two continents until 14,000 years ag...
A.
The landmass connecting North America and Asia extended very far to the north.
B.
In Europe, maritime cultures primarily dependent on the sea for food developed no earlier than 10,000 years ago.
C.
People living in Asia at the time the two continents were connected hunted land animals for food.
D.
The landmass was so bitterly cold that its vegetation would have been too sparse to support land animals.
E.
Sophisticated and mature North American and Asian cultures that display great similarities to each other existed as far back as 8,000 years ago.
【简答题】阅读理解 Most people know that Marie Curie was the first woman to win the Nobel Prize, and the first person to win it twice. However, few people know that she was also the mother of a Nobel Prize winner. ...
【简答题】The first people to drink tea were the Chinese because the bush grew wild all over south of their country. They liked the taste, and found that the drink refreshed (使振作) them. People living in Europe ...
【简答题】Joe Simpson and Simon Yates were the first people to climb the West Face of the Siula Grande in the Andes mountains. They reached the top _______, but on their way back conditions were very _______. J...
【简答题】阅读理解。 The first people who gave names to hurricanes were those who knew them best-the people of Puerto Rico. The small island of Puerto Rico is in the West Indies, off the coast of Florida. This is wh...
【单选题】Some windows hold applications and files, whereas another type of window, called a ____, contains controls for specifying and customizing commands.
A.
dialog box
B.
dialog menu
C.
pop-up box
D.
pop-up menu
【多选题】用于肝细胞癌病人普查、诊断、判断疗效和预测复发的检验项目应首选
A.
甲胎蛋白
B.
γ-谷氨酰转肽酶
C.
异常凝血酶原
D.
α-L岩藻糖苷酶
E.
碱性磷酸酶 【答案】:A 【解析】: 【题型】 A2
【单选题】Which of the following are NOT the first people to receive the swine flu vaccinations?
A.
Babies.
B.
Old men.
C.
Young men.
D.
Doctors.
【简答题】The first people who gave names to hurricanes were those who knew them best — the people of Puerto Rico. The small island of Puerto Rico is in the West Indies, off the coast of Florida. This is where ...
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