Sanya is a beautiful city. There are many people here _________vacation every year.

Our English teacher,as well as all the students, 　　　 we can only improve our reading by reading widely.

The Internet has __________ big changes in the way we work.

Those who put theirmoney away in the bank know very well that interest rate could go ______

The weather being rainy, the school sports meet is _____ to be put off. [ ]