—How is the patient now? Is he out of danger? —No,________than yesterday,I'm afraid.
Some researchers believe that there is no doubt ______a cure for AIDS will be found.
He was about to tell me the secret ______ someone patted him on the shoulder.
______ you’re tried it, you can’t imagine how pleasant it is.
For miles around me there was nothing but a desert, without a single plant or tree ______.
More and more people choose to shop in a supermarket as it offers a great ____ of goods.