We are happy to have concluded business with you, our work was not wasted. The time-taking negotiations were ().A、worthwhileB、worth our whileC、worthyD、worth while
We are happy to have concluded business with you, our work was not wasted. The time-taking negotiations were ().
A、worthwhile
B、worth our while
C、worthy
D、worth while
相关考题：
You look(). What () you () ? A、tire, did…doB、tiring, have…doneC、tired, do…doD、tired, have…been doing
We ( ) on it for many hours but we have not yet reached any conclusion. A、have had workedB、have been workingC、are workingD、work
英文科技论文写作中应该尽量少用或不用I, we, our, 和you等第一、第二人称代词。