(高悬赏)如图所示,有一试管中封有部分空气,开口向下,悬浮在水中某位置.若将试

(高悬赏)如图所示,有一试管中封有部分空气,开口向下,悬浮在水中某位置.若将试
6．如图所示,有一试管中封有部分空气,开口向下,悬浮在水中某位置.若将试管向下轻轻一压,则（ ）
A.试管先下沉,再上浮回到原位置 B.试管下沉一些,又静止不动了
C.试管将沉到底　　　　　 D.试管将上下运动,最后停在原处

I will never forget the day ________ I spent together with you.
A.which B.when C.on which D.on when


A teenage girl couldn’t stand her parents discipline,so she left home.She wanted to be 16 .She wanted to have her own car and her own house,
16.A.happy B.rich C.famous D.free

Here is an interesting example from the conversation between Henry,a fisherman,and his wife Sylvia.Do you know what they are talking about?
Sylvia:Going?
Henry:Been.
Sylvia:Any?
Henry:Some.
Sylvia:Big?
Henry:Small.
The text is mainly about .
A.catching fish in the sea B.spending holidays
C.short forms in daily talks D.joy in daily life