________ is known to us that he is an honest man.
| A．As | B．There | C．That | D．It |
Mr. Zhang has retired already. He in our school for over thirty years.
| A．has worked | B．had worked | C．worked | D．was working |
I think it is a very interesting book is well worth reading, I have never read before.
| A．that; the one | B．which; one | C．which; the one | D．what; one |
Hardly returned home I realized I had left my key at the office.
| A．have I; when | B．had I; when | C．have I; than | D．had I; than |
Fortunately, the little girl the air – crash, but unluckily, the others on the flight were killed.
| A．was survived | B．has been survived | C．was surviving | D．survived |
--- How did the global financial crisis ?
--- I’m not quite sure. Anyhow, it is an very important problem facing us.
| A．come up | B．come about | C．come along | D．come around |