依次填入下列各句横线处的词语，最恰当的一组是： ①报载孙中山的孙女孙穗芳女士近年多

根据文章的意思和所给空格填入所缺单词。

Do you know apples? Have you ever e  1 apples? What funny questions! You know I’m t  2 about the apple products(产品) from the USA. Now, there are m  3 of apple fans in China. Many of t  4 are teenagers. The price of apple products is very h  5 , but people think they are b  6 modern and fashionable, as if they are from the future. It is said that there is a student who would like to s  7 his kidney（肾）to buy an i-phone. In fact, it is not n  8 for students to own the expensive mobile phones because even you can use the most common one to play games, chat on QQ with friends o  9 search on the Internet. The biggest use of a mobile phone is making c  10 and in most schools mobile phones are forbidden(禁止).

小明在探究“杠杆平衡条件”：

（1）实验中首先要调节两端杠杆两端的平衡螺母，使杠杆水平平衡，其目的是 ______．

（2）下面是小明的实验记录：

实验序号	动力F1/N	动力臂l1/m	阻力F2/N	阻力臂l2/m
1	2	0.2	1	0.1
2	1	0.08	2	0.04

这两组数据中，实验序号为 ______的一组数据肯定是错误的．经检查，发现是测量动力臂时读错了，实际值比记录值多还是少？______；通过探究，应该得出的结论是：______．

先天性神经梅毒可表现为很多临床类型，但一般除外（）

A.脑膜神经梅毒

B.脑膜血管梅毒

C.脊髓膜血管梅毒

D.梅毒性脑膜脑炎

E.脊髓结核

影响8FS10制冷压缩机余隙容积的垫片在（）。

A.汽缸盖与气缸体之间

B.缸套上部的凸缘和上隔板间

C.连杆大端上下轴瓦间

D.假盖下端面

英语POINTER指（）

A、仪表

B、开关

C、按钮

D、指针