Thisis3Dprinter.Andthisisanart

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更新 2022-09-03
科目英语
题型单选题
难度中等
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This is 3-D printer. And this is an artificial (人工的) ear. Can you believe that scientists printed this artificial ear by this 3-D printer?

A．a

B．an

C．the

D．/

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相关试题

---_______ her father work? --- In a restaurant.

A．What does

B．Where does

C．Where do

D．Who does

题型：未知
难度：未知

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There is usually ________ in summer in Yangzhou, it helps crops(庄稼) grow well.

A．rain

B．raining

C．rains

D．rainy

题型：未知
难度：未知

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He likes going into town________ his father’s car.

A．by

B．at

C．on

D．in

题型：未知
难度：未知

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Can you show me ____ pen? This one is too expensive.

A．other

B．another

C．others

D．the other

题型：未知
难度：未知

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Which of the following can’t we use when we make a telephone call?

A．Who’s that?

B．Who’s calling?

C．Who’s speaking?

D．Who are you?

题型：未知
难度：未知

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