Going to the movies is good, ______ I really only like listening to music.
A：and
B：but
C：so
D：or
On June 1st, 2015, the “Oriental Star(东方之星号)” turned upside down. People all over the world ______.
人从暗处很快进入明处，瞳孔会扩大．（判断对错）
下列方法中不属于克隆的是（ ）
