(用所给单词的适当形式填空)I don't like traveling by plane．I think it's ______(safe) to travel by train．

(用所给单词的适当形式填空)He left home in a hurry because he had some problems ______(solve) in his office．

(用所给单词的适当形式填空)I don't think it's always right to be busy ______(make) money all day.

(用所给单词的适当形式填空)Three ______(five) of the students in our class are boys．

(用所给单词的适当形式填空)My hobby is reading comic books. What about ______(you)?

(根据句意及首字母提示完成单词)When you listen，you should c______ each word．

(根据句意及首字母提示完成单词)Please t ______ the rubbish out of the room．

(根据句意及首字母提示完成单词)Don't s______ at that baby，he is afraid．

(根据句意及首字母提示完成单词)Don't go out．S______ at home．

(根据句意及首字母提示完成单词)I r______ a letter yesterday．