In China , people are supposed to ______ insteadof_____.

It is often________that one trouble never comes aloneIn my rush to leave I forgot to take the plan I had made the night before[ ]

People _______drugs have many difficulties in getting rid of the ______

, this is the third time that you have been latethis week— Sorry, sir, but I was ______ for 15 minutes on theway here in the traffic jam

Mrs. Li explains English grammar so ________ that even I can understand it.