无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

<pre id="rsjnz"><strong id="rsjnz"></strong></pre>

<ruby id="rsjnz"><output id="rsjnz"></output></ruby>

單項(xiàng)選擇題

A rapid rise or fall of the barometer indicates（）.

A.heavy rain within six hours
B.a decrease in wind velocity
C.a change in the present weather conditions
D.that fog will soon set in

你可能感興趣的試題

單項(xiàng)選擇題

A radar range to a small，charted object such as a light will provide a line of position in which form? （）

A.Straight line
B.Arc
C.Parabola
D.Hyperbola

單項(xiàng)選擇題

A quick and rapid motion of a ship in a seaway is an indication of a(n) （）.

A.large GM
B.high center of gravity
C.excessive free surface
D.small GZ