I don’t know when the bridge was built _______, but it must be very old.A．exactl_刷题宝

题干

I don’t know when the bridge was built _______, but it must be very old.

A．exactly

B．carefully

C．luckily

D．easily

上一题下一题 0.85难度单选题更新时间:2019-09-05 06:47:17

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