问题补充：
Johnny wanted to ride his new bicycle in the street, but his mother told him .
A. not to
B. not do it
C. not to do
D. do not
答案：
(答案→)A. not to
B. not do it
C. not to do
D. do not
解析：考查不定式的否定式，tell sb not to do叫某人不要做…，不定式省略需保留不定式符号to，省略后面的动词，句意：Johnny想在街上骑自己的新自行车，但他妈妈叫他不要这么做，故选A
