_______ it is to help the old men clean the houses!
| A．What a great fun | B．How great fun |
| C．How great a fun | D．What great fun |
They can’t go out to workthe heavy rain.
| A．because | B．since | C．because of | D．as a result |
－Where _______ the 2008 Olympic Games _______?.
－You don’t know? Beijing!
| A．will; hold | B．has; been held | C．was; held | D．will; held |
______ he is very busy, Li Ming always helps others.
| A．Although | B．If | C．Unless | D．Since |
The visitors our factory two days ago.
| A．got | B．reached in | C．arrived | D．reached |
The story happened ________ the 19th century
| A．in | B．at | C．on | D．of |