药物炒焦多用（）
A.文火
B.中火
C.武火
D.先文火后武火
E.先武火后文火
参考答案：B
— Can you guess ______ the MP4 player yesterday?
— Sorry, I've no idea about it. [ ]
A. how much did he pay for
B. how can he get
C. how much he paid for
D. how much he pays
福克斯车在使用遥控钥匙开车门时，同时打开了哪些锁？（）
A、前引擎盖锁
B、行李箱盖锁
C、油箱盖锁
D、以上皆是
