T开头单词高频词
副词：tomorrow; tonight; today; too; then;
there；together；terribly
介词：till; to; towards; through; throughout;
动词：turn; try; train; touch; teach; trouble;
名词： trouble; team；teenager；tradition;
形容词：tired; thirsty; thankful; thick; thin；terrible ；their；traditional
U开头单词高频词
形容词： unusual; useful; unhappy; upset; unhealthy;
介词：until; up; under;
连词：until; unless;
V开头单词高频词
形容词：various
动词： vary visit
W开头单词高频词
动词：waste; warn; work(运转；起作用); wonder(想知道); worry;
形容词：wonderful; worse; wise; wrong; worried
介词：with; without; within;
连词： what; whether; while;
