普陀区高三英语第一学期期末质量抽查卷&语法题2, 36.Don't waste lots of time looking for the answer to one qusetion.Leave it and come back to it later____. a if it neccessary b if is necessary d if necessary 38.The young man waited in the park and after___seemed half an hour the girl finally came. a that b it which d what 39.Within industries,companies are always trying to develop produces that are one step better than ___ of other companies a one b that c those d all 40.Many representatives were in favor of his proposa; that a special committee____ to investigate the invident. a were set up b was set up c be set up d set up 答案是DDCC,求详解, 38题,A that B it C which D what