如图，静静同学手中握着一个圆形饮料瓶（瓶重忽略不计），在空中静止，杯中装有重2N的饮料，瓶子受到的摩擦力是____ N；当她喝掉一半饮料后用力握瓶子，瓶子仍在空中静止，此时瓶子受到的摩擦力是____ N.

根据短文内容判断下列句子正误。

    There is a zoo near our village．There is a forest in the zoo．There are many animals in the forest．Look! There is a tiger．It's running．Some birds are in the trees．They are singing．Here comes a bear．It's walking．Oh! Look at the monkeys．They are climbing trees．How cute they are! And some rabbits are playing with each other under a big tree．

亚欧两洲的分界线是____山脉，____河，____山脉，____海，____海峡，亚洲面积____万平方千米．