Is your iPad black, Mary?–No, it isn’t. ______________ is white.

In our English study, reading is more important than speaking, I think.—I don’t agree, speaking is as ________ as reading.

_______ do you go to the English club?Once a week.

Fifty dollars for such a T-shirt! You _______ be joking!—I’m serious．It’s made of silk.

. Americans eat______vegetables per person today as they did in