Tony always works out development schemes faster than others. Is it ________ he graduated from a top university ________ counts

There are cases _____ the word “school”is used as a verb(动词).

I’m going to Hainan with my aunt for my holiday after the exam.—_______.

Did you go shopping yesterday–_________.

There was enough evidence to prove that the explosion in Robinson’s house _______ the leak of natural gas.