____ is bad for your health.A. Stay up late B. Staying up late C. To stay up late
I don't _______ the heat, for I'm used to hot weather.
_______the sun was not yet up, many people were already taking exercise in the square
—Jim, remember to return this book by Friday. —_______.
Mr. Wang has left for Guangzhou. He ____ a speech there in two days.
If my frirends have any problems, my door is ______ open to them.