They demand to set up an organization flexible enough to cope with any emergency（）
A: portable
B: valiant
C: trivial
D: mobile
A: portable
B: valiant
C: trivial
D: mobile
举一反三
- Handheld devices, such as posters, radios, portable computers and other wireless devices, make up the growing mobile device market.
- In his speech, he _____________ that the UN should set up an emergency center for the environment.
- The noise ______ until she couldn’t stand it any longer. ( ) A: built up B: set up C: called up - D: rang up
- The noise ______ until she couldn’t stand it any longer. A: set up B: rang up C: built up D: called up
- In his speech he ( ) that the UN should set up an emergency centre for the environment. A: justified B: approved C: proposed D: thrive