My parents always remind me to make sure the electricity is turned off while I am having a bath, which would _____________ cause danger, leading to a dreadful consequence.

I bought a beatiful red European dress from XiDan Department store _____to wear at the wedding.

. There is a tradition of having a family dinner at home on lunar New Year’s Eve.  _____, however, the custom has changed.

It was generally believed that the show was not as successful as expected, but____, I think it was a great success.

Private cars really provide much convenience to people, and ___ they cause too many problems.