阅读下面两篇短文，根据所给语境，按要求完成下列各题。

When the teacher asks a question in class,Wang Xiaobing never raises his hand.The 15—year—old? Beijinger always waits for other classmates or the teacher to give the answer.（1）‘如果我的回答是错的怎么办？’Wang asks.

Wang is a typical among students who don’t put their hands up to answer teachers’ questions.At middle schools,this situation is very common.

Wang said that in his classof 53 students,only six or seven raise their hands when a question asked.‘I think it’s a problem that might affect our studies ,but I am afraid of making mistakes in front of my classmates,’he said.

This problem has attracted experts(专家)and teachers’ attention.Hu Wei,a Chemistry teacher? from Yibin No.6 Middle School,Sichuan,listed some possible reasons to explain why students don’t raise their hands:they lack confidence;they’re afraid of showing off;or they’re afraid of? losing? face by giving a wrong answer.

Sun Pin ,aged 16,from Fujian,always raises her hand as soon as she comes up with the answer,(2) _______ _______ she isn’t? sure wether she has gotten the right answer or not.

Sun can’t understand why some of her classmates keep silent in class.She enjoys raising her hand a lot. (3) Sun said‘It keeps me enthusiastic(热情的)and confidence to express my ideas and raising my hand has really made me outstanding.’

1. 把（1）出的句子翻译成英文。

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2.在（2）处填上适当的单词，使句子完整。

_________ ____________

3.把（3）处的句子翻译成中文。