I can still remember that it is since the 1990’s, _____ we began to use cell phones,_______ the number of mobile users has greatly increased.
Let’s _______ our personal feelings for now, and get to our business.
_______ you keep on practicing English, I’m sure you will be able to speak it fluently.
The fridge produced by Haier is high quality and is not expensive either.
Look over there—there’ s a very long, winding path _________ up to the house.
The beautiful mountain village ___we spent our holiday last year is located in _ _is now part of Guangxi.