下列选项中不属于由商检机构实施检验的是()。
A.进出口食品
B.出口危险货物的包装容器
C.锅炉压力容器的安全监督检验
D.列入目录的进出口商品
参考答案:C
用and或but填空
1. They play basketball_________ volleyball every day.
2. I like comedies_________ I don't like thrillers.
3. Jim wants to go to a movie_________ I want to play computer games.
4. Maria has a soccer ball_________ two basketballs.
5. I like playing with chickens_________ I don't like eating chic ken.
如图2所示,小明用弹簧测力计和溢水杯设计了“探究浮力大小与哪些因素有关”的实验,可以通过观察弹簧测力计示数(每格示数为1N)来获得所要探究的数据。
(1)请将图1中测量的有关数据填入表格中。
(2)分析表中的数据,可以得出的结是:___________________。
图1 图2