选择题：The sign was ____ because much of the lettering ha

题目内容：

The sign was ____ because much of the lettering had worn away. ( )(本题2.5分)
A、 irregular
B、 illegal
C、 illegible
D、 irrelevant

参考答案：

Jack _____ in the street when I on him. (

Jack _________ in the street when I ____ on him. ( )(本题2.5分) A、 … called B、 wa

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下列药品中首过消除效应最明显(本题2.0分)A. 吗啡B. 硝酸甘油C. 普萘洛尔D. 氢氯噻嗪E. 利多卡因

The railway ____ in three years. ( )(本题2.5分) A、 has completed B、 is complete

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