【B9】A．manageB．breakC．keepD．establish

下面哪个不是Java中关键字（)A、abstractB、breakC、nullD、int

【C14】A．manageB．tryC．directD．tend

【C20】A．workB．buildC．keepD．retain

【33】A．manageB．suggestC．needD．receive

【C6】A．stillB．continueC．keepD．remain

64._________A. comeB. makeC. keepD. hold