---What do you think of the speech of Li Yang’s Crazy English? ---I think it’s ________, but my friend thinks it’s too ________.
Hey, boys and girls! Stop ____. I have something interesting to tell you.
Look! David is helping his mother _______ the room.
—Lily, here are your pens. Please _____. —OK, Mom.
—Bruce,how many students are there in your school? —Mmm, about.
—Do you plan your homework at home? —Yes, of course.