在光滑水平面上的木块受到一个方向不变,大小从某一数值逐渐变小的外力作用时,木块将作( )
—Will you please tell us how you can seize the robbers?
—I will spend a whole week ________in your room to wait for their coming.
图为染色体、DNA和基因关系示意图,下列叙述正确的是( )