.How do you like this film?Funny. I couldn’t help ____ when I watched it.A. laugh B. laughing C. to laugh
.Alice found a key _________ the door on a small table.
It happened _________ a cold morning.
Look! There’s __________ice on the lake.
.My uncle stopped __________ to talk to me when he saw me.
Walk ________ the supermarket and turn left _________ the second crossing.