【单选题】My mother wants _____ my English teacher. [ ]
【单选题】党参、桔梗、杏叶沙参均为桔梗科的药用植物,其药用部分( )。
【单选题】Seeing the terrible scene, many problems crowded ________my head.
【单选题】My sister likes ______ TV on weekends. [ ]
【简答题】新生儿心率的范围为(),平均为(),血压平均为()。
【判断题】It is impossible to find a job if the applicant does not have a good command of English.
【简答题】设函数 中, 为奇数, 均为整数,且 均为奇数.求证: 无整数根。
【简答题】配合代号中,分子代号为H的均为(),分母代号为h的均为()。
【单选题】The chances of seeing a helicopter in my hometown are one ________ a million.