The children were surprised by the sudden _____ of their teacher.
----The prices are _____ day by day. It’s hard to make ends meet.(收支相抵)----I hope the terrible situation won’t continue.
People will be encouraged to eat healthy food, ________ and to drink less beer and wine.
Sally worked late in the evening to finish her report ____ her boss could read it first thing next morning.
The tiger, once a animal to humans, is now of disappearing on the earth.
On holidays, they prefer to _____ at home rather than _____.