The _______ income of the common people has been greatly increased in the past thirty years ______ the reform and opening-up policy in China.
--- How long ____ was this? --- It’s been nearly six years now.
The postman comes at 6:30 in the morning, ____ time I am usually fast asleep.
If you keep on , you’ll succeed _____.
--- Let’s hurry. The President is coming. --- Oh, I was afraid that we ________.
We have produced much more cars this year, ____ is said in the report.