—I counted sheep, I drank milk and I tried everything, but nothing helped.—It seems you _____ too much recently. Try some sleeping pills.
______ what the six blind men said sounded!
—Excuse me. I’d like to book a table for four tonight. —Sorry, sir, but there is ____ available tonight. You may try another restaurant.
We are now living in _____ world where the Internet rules our life, so online searches have become _____ must.
You can borrow my car ________ you promise not to drive too fast.
Many people were afraid to go to swim when they remembered the scenes________ people were eaten by the big white shark.