---I didn’t pass the Maths exam last time. I’m so worried about it. --- harder, you will make much progress .
—Are the black shoes ____? —No. It’s ____.
—What do you want to buy? —____
—____ is your teacher? —It’s Miss Gao.
—I’m busy. I can’t go shopping with you tomorrow. —_______
—Hi, Linda. _______ a hot day! Let’s go swimming, OK? —That’s a good idea!