It’s not _____ that we want to talk about; let’s change the subject.
---What do you think of his talk on Information Technology? ---Oh, excellent. It's worth ________.
There is little doubt in your mind that he is innocent, ________?
Although the Eiffel Tower ________ to last for 20 years, it is still standing today.
He didn't put the things________they belonged,for________he got his punishment.
When he was there, he ________ go to that coffee shop at the corner after work every day.