Alcohol is also classified as a downer, and although it is legal, it can damage the liver anddo great harm if __________ in large quantities.
If you want to sell your product you must _____ it.
—Shall I open the window to let some fresh air in?. —No, ______.
Someone called me up in the middle of the night, but they hung up ______ I could answer the phone.
Please tell me the way you thought of ______ the garden.
In New England, I made lots of friends ______ a very practical knowledge of the English language.