用钢笔写字时，笔尖和纸面的摩擦是______，电脑上使用的鼠标下面有一个球形的轮
题型：填空题
问题：
用钢笔写字时，笔尖和纸面的摩擦是______，电脑上使用的鼠标下面有一个球形的轮子，在使用过程中与鼠标垫之间的摩擦是______．
题型：填空题
阅读理解。
阅读下列应用文及相关信息，并按照要求匹配信息。首先请阅读下列警方通报查
找人员的信息：
以下是相关事件及人物的描述,请把描述与相关插图及提示性文字匹配起来.
1. A valuable dog was taken while being walked by its owner in City Park yesterday afternoon.
Police wish to talk to a man seen nearby at the time, described by witnesses as short and fat with
short light hair and clear glasses.
2 Yesterday morning at 9.30a.m. a man armed with a gun entered the National Bank and
demanded money from the staff, before fleeing when confronted by bank security staff. Security
cameras show the man as being short and thin with shoulder length blonde hair.
3. A tall, strong built man with blonde hair, a thick black moustache and wearing dark glasses
knocked a woman to the ground and stole her purse on Main Street last Saturday afternoon. If
you see this man, do not approach as he is considered extremely dangerous.
4. At the football match between Manchester United and Liverpool, several people had their
wallets stolen while waiting in line to buy food. The victims did not see or notice the thief but
bystanders describe him as very tall and thin, clean shaven with short light hair.
5. A car was stolen from the supermarket carpark on Friday, June 23 this year by a man
described as very young, 1.7 metres tall with thin dark hair and carrying a blue backpack.
A reward of $500 is offered for the car's recovery.