— The song Where did the time go ______ the old days and the love of family. — Sure. It’s my favorite song.
The man got _______ information about his hometown on TV. It has changed _______.
— When did Mr Green teach in China? — _______.
There will be _______ space for wildlife if we do _______ to protect the environment.
— The floor is clean and dry now. Who _______? — Sorry, I don’t know.
Please don’t drop litter _______, you should throw it into the dustbin _______.