对个人转让自用（）以上，并且是家庭唯一生活用房取得的所得，免征个人所得税。 A.3年

根据对话内容，在下面横线上写出适当的单词，使对话通顺、完整。

Cindy: Hi, Leon. How are you?

Leon: Hi, Cindy. I'm OK. Only a 1______ busy.

Cindy: Can you come to the movie today?

Leon: Sorry, I 2______  I have to study.

Cindy: You always have to 3______. Have some fun today! There's a good comedy showing.

Leon: We are going to 4______ a math test tomorrow, you know. I'm going to the library.

          You should come, 5______.

Cindy: I know. What time are you 6______ to the library?

Leon: 7______ three o'clock. Are you coming 8______ me? We can study together.

Cindy: How 9______ are you staying there?

Leon: Until about five o'clock. I have to go home to 10 dinner at six o'clock.

轻浅之证，或可贪天；沉痼之疾，乌能起废？ 贪天：（）。 乌：（）。

小儿用药应注意事项是

A．熟悉小儿特点，绝不滥用药物

B．严格掌握剂量，注意间隔时间

C．根据小儿特点，选好给药途径

D．对小儿的临床诊断

E．小儿禁用或慎用化学药物

隐性鼻咽癌可描述为（）

A.颈部肿瘤病理为鳞状上皮转移灶，而鼻咽部正常者

B.无鼻咽癌的症状和体征，活检为癌细胞阳性者

C.在鼻咽癌确诊前10～16个月，VCA-IgA抗体试验阳性者

D.X线检查见颈静脉孔周围骨质破坏吸收，边缘模糊，左右不对称

E.以上都不是

螺栓GB5780-86M12X45代号中的“45”是指（）

A.螺栓的标准有效长度；

B.计算出的螺栓有效长度；

C.螺栓的总长