智能检测(三)GoingplacesⅠ.单项填空1．You’dbetter________thegoodapplesfromthebadonesbeforetheyallgobad.A．combineB．separateC．protectD．prevent2．—Howmuchistheticket?—You________payforit.Theexhibitionisfreeforstudents.A．mustn’tB．shouldn’tC．can’tD．don’thaveto3．...

时间:2024-11-13 06:03栏目:综合大类