It was announced that only when the fire was under control ________to return to their homes.
| A．the residents would be permitted |
| B．had the residents been permitted |
| C．would the residents be permitted |
| D．the residents had been permitted |
．Several hours later, with the help of the police , the students managed to escape from the dangerous place, ______．
| A．hungry and frightened | B．hungrily and frightening |
| C．hungry and frightening | D．hungrily and frightened |
It is unfair that so nice a person like Jenny ______ lose her job．She works so hard!
| A．can | B．may | C．should | D．shall |
．To deal with the global financial crisis, China ______ the international community to help developing countries．
| A．called on | B．called up | C．called in | D．called for |
_______he lives in a large flat and owns much money, he doesn’t seem as happy as before．
| A．Before | B．Whether | C．Unless | D．While |
．We are taught that a business letter should be written in a formal style ____ in a personal one．
| A．less than | B．other than | C．better than | D．rather than |