—So you didn’t say “Hi” to your partner when you saw her?—Well,I stopped and smiled at her,but she________ me and walked on with her head high.
She looked in the direction of the window, but there was nothing in front ______ the deep darkness.
Under the Dome, ________ 103-minute documentary released by Chai Jing, has pushed public awareness about air pollution and encouraged people to join in efforts to make ________difference.
---- Sorry, I can't find the books you asked for.---- __________.
The reason _________ the little actress has been such a success is ________ she is both clever and hardworking.
I have no idea _______ we can do with these waste materials.