In our life, we can work hard on one task , and then another. In this way, all your dreams can be realized.
—Do you have _______ to say today? —No, nothing.
—What are these? —They’re _______ and _______.
—What were you doing at this time yesterday? —We _______ in the classroom.
—Must we finish the project in a month? —No, you _______.
—Which is _______, the sun, the moon or the earth? —Of course the sun.