The Chinese enjoy _________ fireworks when some good things happen (发生) in their families.
— Look! The girl with long hair is making a snowman. Is she Sandy? — It __________ be her. I’m not sure.
Would you please ________ the children ________ with fire?
They need ______ at the hotel for _________ because of the bad weather. A stay; short stay B staying; a short stay C to stay; a short stay D to stay; short stay
The forests are getting fewer and fewer. We must _________ down too many trees.
Vivien worked very hard at all her lessons. ______, she became the top student in her class.