One of the requirements for a fire is that the material ____ to its burning temp

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One of the requirements for a fire is that the material ____ to its burning temperature.

A．is heated

B．will be heated

C．be heated

D．would be heated

答案

解析

略

举一反三

If I were in a movie, then it would be about time that I ___ my head in my hands for a cry.

A．bury

B．am burying

C．buried

D．would bury

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“When ___ the article? ” “Yesterday evening.”

A．did you finish to write

B．did you finish writing

C．have you finished to write

D．have you finished writing

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He ___ in a minute.Ask someone else to do it.

A．left

B．has left

C．is leaving

D．leave

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Did you see Xiao Li at the party? No, ___ by the time I arrived.

A．she had left

B．she has left

C．she was left

D．she must left

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Where"s the book I gave you? What ________ it?

A．did you do with	B．have you done with
C．had you done with	D．do you do with

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