题目内容

Conversation 2

A. Theft.
B. Investigation.
C. Mess.
D. Mrs. Johnson’s carelessness.

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急性坏死性溃疡性龈炎

A. 牙龈增生常覆盖牙冠的2/3以上
B. 牙龈乳头红肿
C. 牙龈线性红斑
D. 牙龈鲜红肿大,松软脆弱,表面呈结节或分叶状
E. 龈乳头和边缘龈的坏死
F. 下列疾病牙龈的特征病损是

This time next week I’ll be on vacation. Probably I (lay) ______ on a beautiful beach.

论述题 人权高于主权。

They are (friendly) ______ than my other neighbors.

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