.John is the only one of the students in the class that never______ a mistake even when it is pointed to him.
Thousands of people blocked the street,________ against the new law.
Shortly after the accident,two ________ police were sent to the spot to keep order.
Suddenly my friend noticed another classmate passing by the restaurant and he________to stop him.
She________Japanese when she was in Japan.Now she can speak it freely.
Care should be taken at all times to________the instrument from dust and damp.