______the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
74. All the nations should put _____ the misunderstanding between each other. If each nation does so, this world will become a peaceful and lovely garden.
73. The general asked his men to push _____ so they might overtake the retreating(败退的) enemy troop.
72. At the beginning, I had some difficulty with my English, and my teacher pulled me ______.
71. Such a small man can’t _____ reach the balloon one metre higher than he.
70. These books are _____ written for those who learn how to use computer. It’s an ABC of computer learning.