——There is _________ “h ” in the word “ hour ” .——I see, but “ h” is silent sound.A. a ; a B. an; a C. an; an
—_________do you write to your parents? —Once a month.
—Can you go to the Science Museum with me tomorrow? —_________But I have to study for my math test.
—You look so happy, Linda. —Yes, Sandy. I have______ to tell you.
—How are you going to the supermarket? —We are going there bike.
My book is different from yours.