However weak we are, we can still do something against the powerful nature as long as we are ______ prepared.

Please admire the ___decorated rooms where King HenryⅤⅢ met kings from other countries.

The earth could be younger and took more than three times longer to form than _______ thought, according to a new study.

Environment-friendly Olympics requires Beijing to improve its environment,       turning it into an ecology-friendly city.

Hardly had Sabrina finished her words when Albert said___  ，“Don’t be so mean，’’ pointing a finger of warning at her.