___________nice the ice cream looks! I can't wait to taste it.
He must _____ his sister with her math.
.Lucy and Lily students,and they math.
---I’m going for a summer camp in Beijing next month. --- ________.
--Hey, Tina. _____are you going for your vacation?--- Hmmm. I think I’m going to shanghai.
---Is Sam an student? ---Yes, he is _______.