单项选择题
A.as to catch B.in order to catch C.so that he caught D.to be caught
A．Tom has posted the letter. B．Tom hasn’t posted the letter yet. C．Tom will go home at once. D．Tom doesn’t want to post the letter for her.
A．They will go fishing tomorrow. B．They won’t go fishing tomorrow. C．They will ask their teacher to go with them. D．Their teacher is not friendly.