It is obvious ______ the local government can do to protect the environment for the next generations.
—How about the book you are reading?—Good indeed. It ________many problems we have come across in our study.
A completely new situation will _________ when the examination system comes into existence.
The police have ________anyone with information to come forward and talk to them.
—Have you ________ any information? —No, I’m going to ____________ the business department.
—You've made great progress in your studies of English, haven't you?—Yes, but much________to be done.