( )别人对你说“Good morning”,你应该回答:____ A. Good morning. B. Bye. C. I’m Amy.
--- _______ is the Changjiang River? --- It’s more than six thousand kilometers long .
I’m going to _______ some books .
--- _______ is the moon ?--- It’s millions of years old.
This book is different ___ that book.
They _____ in a Chinese restaurant last Saturday.