John's success has nothing to do with good luck. It is years of hard work has made him what he is today.
9.You can depend on it that she will come to the wedding. ______, she’s accepted your invitation.
8.---How did the interview go? ---Quiet well. Not so smoothly as I expected,_________.
7.---Mary, you didn’t show up at the meeting last week? ---No, I________, but my son had a sudden fever and I had to stay at home to take care of him.
6.Newly-developed materials for spaceships can___________extreme weather conditions.
5.A good teacher is ________who is always doing things for the good of the students.