I want to buy that kind of cloth because I _____ the cloth _____ well.
It didn't take long for them to ______ the cheat,who pretended to be an expert in this field.
Because of the limited time,he didn’t go into details on the subject.He only spoke ____.
Mary,______ here--everybody else,stay where you are.
The fact that smoking is harmful to health is__________ most smokers admit.
_______ the production up by 60%,the company has had another excellent year.