题目内容

Good Food Co. （）successful since 1982.

A. was
B. has been
C. will be
D. is

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All children, no matter what age, （）to be loved

A. needing
B. need
C. needs
D. needed

以可可豆脂为基质，制备硼酸肛门栓10枚，已知每粒栓剂含硼酸0.4g，纯基质栓剂为2g，硼酸的置换价为2，在此处方中所需要可可豆脂的重量为

A. 6g
B. 12g
C. 18g
D. 24g
E. 30g

Jason （）be tired. He went to bed early last night

A. was not able to
B. need not
C. used to
D. cannot

当菌斑指数(PlI)记录为2时，是指

A. 近龈缘区无菌斑
B. 近龈缘区有薄的菌斑，可用探针尖刮出
C. 龈缘或邻面中等量菌斑
D. 牙面2/3覆盖菌斑
E. 龈沟内或龈缘区及邻面大量软垢