在力系的作用下,如果物体处于静止状态,则该力系的合力()。
A.不等于零
B.等于零
C.为一定值
参考答案:B
(2009•惠安县)如图中描述的现象属于光的折射的是( )
A.日偏食
B.鱼叉叉鱼
C.湖边夜景
D.汽车观后镜
They are_________ to eat Chinese food though they have been in America for years.
A.content
B.please
C.interested
D.fond