别人主动向你说How are you ?时,你应当说:A.Thank you. B.I’m fine, thank you.
There are some in the pond . A. gooses B. geese C. goose
Don’t play water . A. at B. with C. of
The duckling can’t swim . A. well B. good C. nice
A can swim . A. cock B. hen C. duck
you a doctor ? Yes , . A. Are , we are B. Is , I am C. Are , I am