The English teacher_____her students speak English as much as possible in English class.

A
make sb. do 使某人做某事
enable sb to do 使某人有能力做某事
tell sb to do 告诉某人做某事
allow sb to do 允许某人做某事
因为句子her students speak English ， 用了speak的原形，所以应该用A

A.made

A
英语老师要她的学生们在课堂上尽可能地说英语

A.made 其余三个后面要加to;enable sb to dos th
talk sb to do sth
allowe sb to do sth