(     )1. A. Is your mother washing dishes?
            B. Is your mother watching television?
            C. Is your mother washing shoes?
(     )2. A. The block's shadow is long.
            B. The block's shadow isn't long.
            C. The block's shadow is short.
(     )3. A. Don't eat chocolate here, Danny.
            B. Don't eat sweet here, Danny.
            C. Don't eat biscuits here，Danny.
(     )4. A. The clouds were grey. Now they are white.
            B. The sky was grey. Now they are white.
            C. The clouds were white. Now they are grey.
(     )5. A. The monkey live, in the jungle.
            B. The monkey live in the jungle.
            C. The monkey us playing in the jungle.

(     ) 1. A. Is your mother washing dishes?         
            B. Is your mother watching television?     
            C. Is your mother washing shoes?
(     ) 2. A. The block's shadow is long.               
            B. The block's shadow isn't long.     
            C. The block's shadow is short. 
(     ) 3. A. Don't eat chocolate here, Danny.    
            B. Don't eat sweet here, Danny.     
            C. Don't eat biscuits here, Danny. 
(     ) 4. A. The clouds were grey. Now they are white.      
            B. The sky was grey. Now it is white.    
            C. The clouds were white. Now they are grey. 
(     ) 5. A. The monkey lives in the jungle.          
            B. The monkeys live in the jungle.      
            C. The monkey is playing in the jungle.