1、WhatisthecapitalcityoftheUnitedStates?

2、Washington,D.C.isthecapitalcityoftheUnitedStates.

3、Whoistheauthorof"ToKillaMockingbird"?

4、HarperLeeistheauthorof"ToKillaMockingbird".

5、Whatistheformulaforcalculatingtheareaofacircle?

6、Theformulaforcalculatingtheareaofacircleisπr2,whereπisapproximately3.14andristheradiusofthecircle.

7、Whoinventedthetelephone?

8、AlexanderGrahamBelliscreditedwithinventingthetelephone.

9、Whatisthenameofthefirstmantowalkonthemoon?

10、NeilArmstrongwasthefirstmantowalkonthemoon.

11、Whatisthelargestcontinentintheworld?

12、Asiaisthelargestcontinentintheworld.

13、Whopaintedthefamousartwork"TheMonaLisa"?

14、LeonardodaVincipaintedthefamousartwork"TheMonaLisa".

15、WhatisthecapitalcityofAustralia?

16、CanberraisthecapitalcityofAustralia.

17、Whowrotetheplay"Hamlet"?

18、WilliamShakespearewrotetheplay"Hamlet".

19、Whatisthescientificnameforthecommonhousecat?

20、ThescientificnameforthecommonhousecatisFeliscatus.