单项选择题
I have not gone to see the doctor for a long time, but today（）
A．I'm going to B．I'm going to see C．I'm going D．I go
单项选择题 Either you or Lin Ming（）supposed to do the job.
单项选择题 Never（）Josh met such a complicated situation.
单项选择题 Jerry seldom came to the laboratory,（）
