某校七年级四班学生最近举办了以“自立自强，快乐成长”为主题的班会活动。下面，请你也参加这次活动，完成以下任务。

（1）请你写出2条关于自强自立的名言与大家共勉。（4分）

（2）自立自强重在行动。假如你遇到这些情形，请说出你的做法。（9分）

如果自习课班主任有事不在，我会：

‚如果父母外出不在家，我会：

ƒ如果做作业遇到不会做的题目，我会：

（3）通过开展这次主题班会，你觉得应该如何培养自己的自立能力和自强精神（12分）

When a disease of epidemic proportions threatens the public, scientists immediately get to work, trying to locate the source of affliction and find ways to combat. Vaccination is one of the effective ways to protect the (1) population of a region or country which may be (2) grave risk. The process of vaccination allows the patient’s body to (3) immunity to the virus or disease so that, if it is encountered, one can fight it (4) naturally. To accomplish this, a small weak or dead (5) of the disease is actually injected into the patient in a controlled environment, (6) his body’s immune system can learn to fight the invader (7) . Information (8) how to penetrate the disease’s defenses is (9) to all elements of the patient’s immune system in a process that occurs naturally, in which genetic information is passed from cell to cell. This makes sure that (10) the patient later come into contact with the real problem, his body is well equipped and trained to (11) with it, having already done so before.

There are, however, dangers (12) in the process. (13) , even the weakened version of the disease contained in the vaccine proves (14) much for the body to handle, resulting in the immune system (15) , and, therefore, the patient’s death. Such is the case of the smallpox vaccine, (16) to eradicate the smallpox epidemic that nearly (17) the whole Native American population and killed massive numbers of settlers. (18) 1 in 10,000 people who receive the vaccine (19) the smallpox disease from the vaccine itself and dies from it. Consequently, the process, which is truly a (20) , may indeed hide some hidden curses.

18（）

A.Fortunately

B.Approximately

C.Naturally

D.Specifically