问题
选择题
有甲、乙、丙、丁、戊5只猫。其中甲乙丙都是短毛，丁和戊是长毛，甲乙为雌猫，其余是雄猫。甲和戊的后代全是短毛，乙和丁的后代，长毛和短毛小猫均有，欲测定丙猫的遗传因子组成，最好选择[ ]
A．甲猫
B．乙猫
C．丁猫
D．戊猫
答案
答案：B
搜题请搜索小程序“爱下问搜题”
有甲、乙、丙、丁、戊5只猫。其中甲乙丙都是短毛，丁和戊是长毛，甲乙为雌猫，其余是雄猫。甲和戊的后代全是短毛，乙和丁的后代，长毛和短毛小猫均有，欲测定丙猫的遗传因子组成，最好选择[ ]
A．甲猫
B．乙猫
C．丁猫
D．戊猫
答案：B
选用方框内所给词的适当形式填空。
小题2:Mr.Green felt __________. Because he had a wonderful trip. 小题3:It’s not my knife. ________ is in the desk. 小题4:Miss Wang is a _______ teacher. All students like her very much. 小题5:They eat lots of vegetables and fruits every day, So they are __________. |