.How do you like this film?Funny. I couldn’t help ____ when I watched it.A. laugh B. laughing C. to laugh
The railway______ Qinghai to Tibet is the longest plateau (高原) railway in the world.
_____ of the twins has been there before.
You can _______the cake _______ten pieces.
Tom is in a bad mood. Let’s .
This photo reminds me the days when I worked the farm with my friends.