单项选择题
A．life for a child is comparatively easy B．a child is always loved whatever he does C．if much is given to a child, he must do something in return D．only children are interested in life
28（）A．numberB．amountC．manyD．much
单项选择题28（）
A．number B．amount C．many D．much
The main idea of the passage is that（）A．life is not enj...
单项选择题The main idea of the passage is that（）
A．life is not enjoyable since, each age has some pains B．young men can have the greatest happiness if they work hard C．childhood is the most enjoyable time in one's life D．one is the happiest if he can make good use of each age in his life
Which of the following is not true of the sun spots（）A．...
单项选择题Which of the following is not true of the sun spots（）
A．They are caused by the magnetic pull from inside the sun. B．They are areas of high- level magnetism. C．They are actually black holes in the sun. D．They reach their peak in a cycle of 11 years.
