听录音，选择所听到的单词（每小题读两遍10分）
（1）A. feel            B. five         C.fever 
（2）A. Sunday           B. Science      C.study
（3）A. at once          B. at nine      C.at school
（4）A. trick            B. tree        C.try
（5）A. toothache        B. backache    C.headache
（6）A. fever            B. cold         C. earache
（7）A. stay at school   B. stay in bed  C.stay at home
（8）A. 4810234          B. 8410234      C. 4801234
（9）A. I'm sorry to hear that.
B.I'm sad to hear that.
C.I'm happy to hear that.
（10）A. Take a lot of rest.
B.Take some notes.
C.Take some medicine, please.