题目

Rose finished her study in the university and then went to _____ a good job. A . look up B . look at C . look after D . look for 答案：D如图所示，向两张纸的中间吹气，发生的现象是（ ）A．纸向两边分开B．纸向中间靠拢C．保持原来位置不动D．都有可能