_____ the end ,they found the lost child.A.In B. At C. By
—Hi, Lucy. Your skirt is very nice. —____
My name ____ Jack. Liu Ying and Sun Mei ____ my friends.
Please help Jack ____ his bike. He can’t see it.
—Are the black shoes ____? —No. It’s ____.
—Does Mary know ____? —Yes, she knows ____.