—Look! The boy in the white shirt ___be Tom. --It ____be him. I saw him enter the library just now. 

—Must I finish the work today, mom ?—No, you ______.You can finish it tomorrow.

—I was asked to attend the meeting before eight.—Oh, you________. I'm sorry for not telling you that we have changed the plan.

--- How’s your new babysitter?  --- We ______ ask for a better one. All our kids love her so much. 

For those of you who ________ a few very popular articles that came out last week, check out this mail.