Think twice and time will _____what you have chosen is right or not .

Would you please ______ the paper for me and see if there are any obvious mistakes?

We ______certain livings as birds not because they have long legs or short legs,but because they all have
feathers.

If no one ______ a coat with red buttons on it,I’ll have to keep it or send it to the Lost and Found.

The sports meet, originally due to be held last Friday, was finally _____ because of the bad weather.

—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.