It’s true that we don’t know what we have been missing until it_______. Cherish(珍惜)what we have today.A.reachesB.getsC.arrives
---A new book on how to lose weight is _______soon. ---Really? I can’t wait to read it.
. —Excuse me, Sir, is the swimming pool open all day? — ______. Only from 6:00 to 10:00 p.m.
--Didn’t your brother ___ go to school by bike? ---Yes, he did. But he __ walking to school now.
—Where have you _____ all day? —I came back at noon and I ____ in this room ever since.
—I wonder if I could possibly use your computer this evening ? --.