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【多选题】
在使用落地砂轮刃磨刀具时,()做法是正确的。A.
握紧刀杆，刃磨时刀具不要移动。
B.
由于刀具刃磨过程中受热，要时刻用水进行冷却。
C.
握紧刀杆，刀具要在砂轮上来回移动。
D.
由于刀具刃磨过程中受热，要用棉纱进行包裹，防止烫伤。
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举一反三
【单选题】What’s the meaning of “Vinci” in Leonardo da Vinci’s name?
A.
It’s a name of a country.
B.
It’s the name of Leonardo’s father.
C.
It’s a name of a coast.
D.
It’s the name of a town.
【单选题】What's the most important thing people can do to save the honeybee?
A.
eat less ice cream
B.
donate to CCD research
C.
transport more beehives
【单选题】What is the purpose of the honeybee's dance?
A.
To determine the quantity of food at a site.
B.
To communicate the location of food.
C.
To increase the speed of travel to food sources,
D.
To identify the type of nectar that is available.
【判断题】Displacement is not a feature specific to human languages since honeybee’s dance also exhibits such kind of feature
A.
正确
B.
错误
【简答题】The honeybee's dance is very intricate and conveys information_______ the quality and quantity of the food source as well as its location.
【多选题】下列关于西双版纳旅游资源优势的叙述，正确的是 [ ]
A.
这里地处边境，可以就近发展边境旅游和出境旅游
B.
这里靠近海洋，可以发展海洋生态游
C.
这里有丰富的历史文物古迹和现代化摩天大楼，有利于发展城市观光游
D.
这里有众多的少数民族聚居，可以发展少数民族风情旅游
【单选题】In spite of the______frequently observed in honeybee colonies, individual honeybees are characterized by______to a surprising extent.
A.
determinism … instinct
B.
cooperation… autonomy
C.
cleanliness … salubriousness
D.
aggression… self-interest
E.
infighting… chaos
【单选题】The atmosphere in the vicinity of a high pressure area is called a(n)___
A.
anticyclone
B.
cold front
C.
occluded front
D.
cyclone
【单选题】In the author's opinion, Brazil's President Lula da Silva and his government lay emphasis on economic growth and environment conservation still comes second to economic development.
A.
Y
B.
N
C.
NG
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