Akira Nakayama ____delay the filming of

考试题库2022-08-02  16

问题 Akira Nakayama ____delay the filming of his documentary in the rainforest when his equipment did not arrive on schedule.A.has toB.had toC.having toD.will have to

选项 A.has to
B.had to
C.having to
D.will have to

答案 B

解析 四个选项是短语have to的几种时态。A选项为一般现在时,B选项为过去时,C选项为-ing形式,做非谓语成分;D选项为一般将来时。题目意为“当Akira Nakayama的设备没有按照预计时间到达时,他___推迟在热带雨林中拍摄纪录片。”when引导的时间状语从句是过去时,所以主句也应该是过去时,因此选B。
  
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