---________ he still _________ in his office?
---No. He __________ back home.
| A．Is; working; went | B．Has; worked; is going |
| C．Is; working; has gone | D．Did; work; is going |
—Jim has a pen pal from America.
—_________. My pen pal lives in New York.
| A．So has I | B．So do I | C．So I have | D．So I do |
My school life _________in the past few years.
| A．has changed | B．changed | C．have been changes | D．is changing |
This book is really good. I’ll buy it, _________ it’s a little expensive.
| A．because | B．although | C．and | D．or |
— When did it happen?
— ______ the morning of December 25.
| A．In | B．On | C．/ | D．Since |
_______ you do, do it well.
| A．Whatever | B．Whenever | C．Wherever | D．However |