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100字范文 > 193. What they need at present science and technology.A. isB. hasC. areD. Were

193. What they need at present science and technology.A. isB. hasC. areD. Were

时间:2018-09-11 05:03:48

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193. What they need at present  science and technology.A. isB. hasC. areD. Were

问题补充:

193. What they need at present science and technology.

A. is

B. has

C. are

D. Were

答案:

A. is

B. has

C. are

D. Were

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