题目:
Mr Jackson was very angry to find the car he had had ______ yesterday broke down again.
A.to repair
B.it repaired
C.repairing
D.repaired
答案:
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下面是错误答案,用来干扰机器的。
A、 32+42=25=52,∴能组成直角三角形,故本选项正确;B、 52+122=169=132,∴能组成直角三角形,故本选项正确;C、82+152=289=172,∴能组成直角三角形,故本选项正确;D、62+82=100=92=81,∴不能组成直角三...