Have you any idea ______we can do to help those ______are in great need?
| A．how; who | B．what; / | C．whether; that | D．what; who |
—1 wonder if Sue will be here by five．
—Don't worry ! She just went to collect her kids．Shebe back by then．
| A．should | B．can | C．would | D．might |
As a leading producer of greenhouse gases, Chinathe United States as the largest consumers of energy．
| A．describes | B．joins | C．controls | D．influences |
The song Take Me Home, Country Roads has muchto people, for few people can avoid getting caught up in its originally real country music．
| A．appeal | B．access | C．potential | D．devotion |
Nelson Mandela devoted all his life to the struggle of the African people andof every nation that seeks freedom．
| A．it | B．one | C．those | D．that |
Early experiences taught me not to be overly _about shopping by mobile phone because there is a high risk of being cheated．
| A．particular | B．enthusiastic |
| C．cautious | D．casual |