--- Is Mr. Smith in the office? --- Yes,_____ he is in charge of the office,he must be there.
Don’t start reading a book _____ you find that it’s one you can read with ease and understanding.
Someone _____ his car in front of my house and it’s blocking my way.
In the Rose Park, lakes will be built and roses _____ in place, making it the most beautiful in the city.
You _____ an A on your composition, but there were some spelling mistakes.
To improve the quality of our products, we asked for suggestions _____ had used the products.