With the world changing fast,we have something new________with all by ourselves every day.
________ the two designs, and you will find what problem there is with yours.
. ----I can’t find my favorite magazine. ----I saw Jack going away with ______, but I’m not sure whether it’s yours.
. It is still unclear ______ the little boy got the CD player to work.
----Did Susanna visit you again ______ next year? ----No, it was almost ten years before she came to see me ______ second time.
A huge _____ of quilts was needed in Qinghai province since it was freezing at night.