【简答题】用动词的适当时态填空。 1. —Oh, what a beautiful song! —Who ________ this song? (sing) 2. —Where ________we________ (meet)? —Let's meet outside the park gate. 3.—Where is Tom? —He ________ (go) to the post office...
【简答题】In the computer age, most of us take a broadband(宽带)Internet connection for granted. Whether cable or mobile broadband, today’s connections are many times faster than those in the early days. Videos p...