题目内容

43.石决明有30余个凸起,末端7到9个开孔的是

A. 澳洲鲍
B. 羊鲍
C. 耳鲍
D. 白鲍

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44.桑螵蛸的药用部位是

A. 内壳
B. 骨骼
C. 外壳
D. 卵鞘

45.具“剑脊”的是

A. 金钱白花蛇
B. 蕲蛇
C. 僵蚕
D. 乌梢蛇

The United States last Wednesday_______ tariffs of up to 30 percent on a range of foreign steel imports to help protect its domestic industry.

A. forged
B. imposed
C. captured
D. abolished

The president hashis foreign minister, Mr.Burns, to act as representative to the international conference to be held in Tokyo net month.

A. bade
B. sheltered
C. compelled
D. authorized