Ⅰ.单项选择（20分）
( ) 1. There is ______ elephant in the zoo. ______ elephant is from Africa.
A. a, The B. an, The C. /, An D. a, An
( ) 2. --- Why do you like penguins（企鹅）? --- Because they are very ________.
A. cute B.dirty C. lazy D. tall
( ) 3. -Isn’t she sister? -_______. She is my aunt.
A. Yes, she isn’t B. No, she is C. Yes, she is D. No, she isn’t
( ) 4. Does your mother like sleeping during the day? ________
A. No, he doesn’t B. No, he isn’t C. No, she doesn’t D. No, she isn’t
