It’s silly __________ you _________ other’s homework. [ ]

As students, we should work hard and do ________ best to realize our dreams.

When did you buy this computer? It looks so new.—I it for only a couple of days. My sister bought it for me as a birthday present.

Why was he late for school yesterday?— He overslept. By the time he got to the bus stop, the bus ________ already ______.

You have spoken very good English ,_____you’re the beginner of learning. [ ]